🚧 Optimize

2025-10-01 18:15:22 +08:00
parent cf8bf688bf
commit 1216b0b67c
22 changed files with 2015 additions and 2556 deletions
--- a/internal/common/translator/bing_translator.go
+++ b/internal/common/translator/bing_translator.go
@@ -2,15 +2,14 @@
 package translator

 import (
+	"bytes"
+	"context"
 	"encoding/json"
 	"errors"
 	"fmt"
 	"io"
-	"math/rand"
 	"net/http"
-	"net/http/cookiejar"
 	"net/url"
-	"regexp"
 	"strings"
 	"time"

@@ -21,68 +20,61 @@ import (
 type BingTranslator struct {
 	httpClient *http.Client            // HTTP客户端
 	Timeout    time.Duration           // 请求超时时间
-	session    *BingSession            // Bing会话
+	token      *tokenInfo              // Token信息
 	languages  map[string]LanguageInfo // 支持的语言列表
 }

-// BingSession 保持Bing翻译会话状态
-type BingSession struct {
-	Cookie  map[string]string // 会话Cookie
-	Headers map[string]string // 会话请求头
-	Token   string            // 翻译Token
-	Key     string            // 翻译Key
-	IG      string            // IG参数
+// tokenInfo 存储token信息
+type tokenInfo struct {
+	Value     string
+	ExpiresAt time.Time
+}
+
+// TranslateRequest 翻译请求结构
+type TranslateRequest struct {
+	Text string `json:"Text"`
+}
+
+// TranslateResponse 翻译响应结构
+type TranslateResponse struct {
+	Translations []struct {
+		Text string `json:"text"`
+	} `json:"translations"`
+}
+
+// ErrorResponse 错误响应结构
+type ErrorResponse struct {
+	Error struct {
+		Code    int    `json:"code"`
+		Message string `json:"message"`
+	} `json:"error"`
 }

 // 常量定义
 const (
 	bingDefaultTimeout  = 30 * time.Second
-	bingTranslatorURL   = "https://cn.bing.com/translator"
-	bingTranslateAPIURL = "https://cn.bing.com/ttranslatev3"
+	bingTokenURL        = "https://edge.microsoft.com/translate/auth"
+	bingTranslateAPIURL = "https://api-edge.cognitive.microsofttranslator.com/translate"
+	tokenValidDuration  = 25 * time.Minute // Token有效期，比实际30分钟稍短以确保安全
 )

 // 错误定义
 var (
 	ErrBingNetworkError  = errors.New("bing translator network error")
 	ErrBingParseError    = errors.New("bing translator parse error")
-	ErrBingTokenError    = errors.New("failed to get bing translator token")
 	ErrBingEmptyResponse = errors.New("empty response from bing translator")
-	ErrBingRateLimit     = errors.New("bing translator rate limit reached")
 )

-// 用户代理列表
-var userAgents = []string{
-	"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36",
-	"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.0 Safari/605.1.15",
-	"Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:124.0) Gecko/20100101 Firefox/124.0",
-	"Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36",
-}
-
 // NewBingTranslator 创建一个新的Bing翻译器实例
 func NewBingTranslator() *BingTranslator {
-	// 初始化随机数种子
-	rand.New(rand.NewSource(time.Now().UnixNano()))
-
-	// 创建带Cookie存储的HTTP客户端
-	jar, _ := cookiejar.New(nil)
-
 	translator := &BingTranslator{
 		httpClient: &http.Client{
 			Timeout: bingDefaultTimeout,
-			// 启用Cookie存储
-			Jar: jar,
-		},
-		Timeout: bingDefaultTimeout,
-		session: &BingSession{
-			Headers: make(map[string]string),
-			Cookie:  make(map[string]string),
 		},
+		Timeout:   bingDefaultTimeout,
 		languages: initBingLanguages(),
 	}

-	// 初始化会话
-	translator.refreshSession()
-
 	return translator
 }

@@ -91,129 +83,13 @@ func initBingLanguages() map[string]LanguageInfo {
 	// 创建语言映射表
 	languages := make(map[string]LanguageInfo)

-	// 添加所有支持的语言
-	// 基于 Microsoft Translator 支持的语言列表
-	// 参考: https://learn.microsoft.com/en-us/azure/ai-services/translator/language-support
+	// 添加支持的语言
+	// 基于 Microsoft Translator API 支持的语言列表
+	// 参考: https://docs.microsoft.com/en-us/azure/cognitive-services/translator/language-support

-	// 常用语言
 	languages["en"] = LanguageInfo{Code: "en", Name: "English"}
-	languages["zh-Hans"] = LanguageInfo{Code: "zh-Hans", Name: "Chinese Simplified"}
-	languages["zh-Hant"] = LanguageInfo{Code: "zh-Hant", Name: "Chinese Traditional"}
-	languages["ja"] = LanguageInfo{Code: "ja", Name: "Japanese"}
-	languages["ko"] = LanguageInfo{Code: "ko", Name: "Korean"}
-	languages["fr"] = LanguageInfo{Code: "fr", Name: "French"}
-	languages["fr-ca"] = LanguageInfo{Code: "fr-ca", Name: "French (Canada)"}
-	languages["de"] = LanguageInfo{Code: "de", Name: "German"}
-	languages["es"] = LanguageInfo{Code: "es", Name: "Spanish"}
-	languages["ru"] = LanguageInfo{Code: "ru", Name: "Russian"}
-	languages["pt"] = LanguageInfo{Code: "pt", Name: "Portuguese (Brazil)"}
-	languages["pt-br"] = LanguageInfo{Code: "pt-br", Name: "Portuguese (Brazil)"}
-	languages["pt-pt"] = LanguageInfo{Code: "pt-pt", Name: "Portuguese (Portugal)"}
-	languages["it"] = LanguageInfo{Code: "it", Name: "Italian"}
-	languages["ar"] = LanguageInfo{Code: "ar", Name: "Arabic"}
-
-	// 特殊语言
-	languages["yue"] = LanguageInfo{Code: "yue", Name: "Cantonese (Traditional)"}
-	languages["lzh"] = LanguageInfo{Code: "lzh", Name: "Chinese (Literary)"}
-
-	// 其他语言
-	languages["af"] = LanguageInfo{Code: "af", Name: "Afrikaans"}
-	languages["am"] = LanguageInfo{Code: "am", Name: "Amharic"}
-	languages["as"] = LanguageInfo{Code: "as", Name: "Assamese"}
-	languages["az"] = LanguageInfo{Code: "az", Name: "Azerbaijani (Latin)"}
-	languages["ba"] = LanguageInfo{Code: "ba", Name: "Bashkir"}
-	languages["bg"] = LanguageInfo{Code: "bg", Name: "Bulgarian"}
-	languages["bn"] = LanguageInfo{Code: "bn", Name: "Bangla"}
-	languages["bo"] = LanguageInfo{Code: "bo", Name: "Tibetan"}
-	languages["bs"] = LanguageInfo{Code: "bs", Name: "Bosnian (Latin)"}
-	languages["ca"] = LanguageInfo{Code: "ca", Name: "Catalan"}
-	languages["cs"] = LanguageInfo{Code: "cs", Name: "Czech"}
-	languages["cy"] = LanguageInfo{Code: "cy", Name: "Welsh"}
-	languages["da"] = LanguageInfo{Code: "da", Name: "Danish"}
-	languages["dv"] = LanguageInfo{Code: "dv", Name: "Divehi"}
-	languages["el"] = LanguageInfo{Code: "el", Name: "Greek"}
-	languages["et"] = LanguageInfo{Code: "et", Name: "Estonian"}
-	languages["eu"] = LanguageInfo{Code: "eu", Name: "Basque"}
-	languages["fa"] = LanguageInfo{Code: "fa", Name: "Persian"}
-	languages["fi"] = LanguageInfo{Code: "fi", Name: "Finnish"}
-	languages["fil"] = LanguageInfo{Code: "fil", Name: "Filipino"}
-	languages["fj"] = LanguageInfo{Code: "fj", Name: "Fijian"}
-	languages["fo"] = LanguageInfo{Code: "fo", Name: "Faroese"}
-	languages["ga"] = LanguageInfo{Code: "ga", Name: "Irish"}
-	languages["gl"] = LanguageInfo{Code: "gl", Name: "Galician"}
-	languages["gu"] = LanguageInfo{Code: "gu", Name: "Gujarati"}
-	languages["ha"] = LanguageInfo{Code: "ha", Name: "Hausa"}
-	languages["he"] = LanguageInfo{Code: "he", Name: "Hebrew"}
-	languages["hi"] = LanguageInfo{Code: "hi", Name: "Hindi"}
-	languages["hr"] = LanguageInfo{Code: "hr", Name: "Croatian"}
-	languages["ht"] = LanguageInfo{Code: "ht", Name: "Haitian Creole"}
-	languages["hu"] = LanguageInfo{Code: "hu", Name: "Hungarian"}
-	languages["hy"] = LanguageInfo{Code: "hy", Name: "Armenian"}
-	languages["id"] = LanguageInfo{Code: "id", Name: "Indonesian"}
-	languages["ig"] = LanguageInfo{Code: "ig", Name: "Igbo"}
-	languages["is"] = LanguageInfo{Code: "is", Name: "Icelandic"}
-	languages["ka"] = LanguageInfo{Code: "ka", Name: "Georgian"}
-	languages["kk"] = LanguageInfo{Code: "kk", Name: "Kazakh"}
-	languages["km"] = LanguageInfo{Code: "km", Name: "Khmer"}
-	languages["kn"] = LanguageInfo{Code: "kn", Name: "Kannada"}
-	languages["ku"] = LanguageInfo{Code: "ku", Name: "Kurdish (Arabic) (Central)"}
-	languages["ky"] = LanguageInfo{Code: "ky", Name: "Kyrgyz (Cyrillic)"}
-	languages["lo"] = LanguageInfo{Code: "lo", Name: "Lao"}
-	languages["lt"] = LanguageInfo{Code: "lt", Name: "Lithuanian"}
-	languages["lv"] = LanguageInfo{Code: "lv", Name: "Latvian"}
-	languages["mg"] = LanguageInfo{Code: "mg", Name: "Malagasy"}
-	languages["mi"] = LanguageInfo{Code: "mi", Name: "Maori"}
-	languages["mk"] = LanguageInfo{Code: "mk", Name: "Macedonian"}
-	languages["ml"] = LanguageInfo{Code: "ml", Name: "Malayalam"}
-	languages["mn-Cyrl"] = LanguageInfo{Code: "mn-Cyrl", Name: "Mongolian (Cyrillic)"}
-	languages["mr"] = LanguageInfo{Code: "mr", Name: "Marathi"}
-	languages["ms"] = LanguageInfo{Code: "ms", Name: "Malay (Latin)"}
-	languages["mt"] = LanguageInfo{Code: "mt", Name: "Maltese"}
-	languages["mww"] = LanguageInfo{Code: "mww", Name: "Hmong Daw (Latin)"}
-	languages["my"] = LanguageInfo{Code: "my", Name: "Myanmar (Burmese)"}
-	languages["nb"] = LanguageInfo{Code: "nb", Name: "Norwegian Bokmål"}
-	languages["ne"] = LanguageInfo{Code: "ne", Name: "Nepali"}
-	languages["nl"] = LanguageInfo{Code: "nl", Name: "Dutch"}
-	languages["or"] = LanguageInfo{Code: "or", Name: "Odia"}
-	languages["otq"] = LanguageInfo{Code: "otq", Name: "Queretaro Otomi"}
-	languages["pa"] = LanguageInfo{Code: "pa", Name: "Punjabi"}
-	languages["pl"] = LanguageInfo{Code: "pl", Name: "Polish"}
-	languages["prs"] = LanguageInfo{Code: "prs", Name: "Dari"}
-	languages["ps"] = LanguageInfo{Code: "ps", Name: "Pashto"}
-	languages["ro"] = LanguageInfo{Code: "ro", Name: "Romanian"}
-	languages["rw"] = LanguageInfo{Code: "rw", Name: "Kinyarwanda"}
-	languages["sk"] = LanguageInfo{Code: "sk", Name: "Slovak"}
-	languages["sl"] = LanguageInfo{Code: "sl", Name: "Slovenian"}
-	languages["sm"] = LanguageInfo{Code: "sm", Name: "Samoan (Latin)"}
-	languages["sn"] = LanguageInfo{Code: "sn", Name: "chiShona"}
-	languages["so"] = LanguageInfo{Code: "so", Name: "Somali"}
-	languages["sq"] = LanguageInfo{Code: "sq", Name: "Albanian"}
-	languages["sr-Cyrl"] = LanguageInfo{Code: "sr-Cyrl", Name: "Serbian (Cyrillic)"}
-	languages["sr"] = LanguageInfo{Code: "sr", Name: "Serbian (Latin)"}
-	languages["sr-latn"] = LanguageInfo{Code: "sr-latn", Name: "Serbian (Latin)"}
-	languages["sv"] = LanguageInfo{Code: "sv", Name: "Swedish"}
-	languages["sw"] = LanguageInfo{Code: "sw", Name: "Swahili (Latin)"}
-	languages["ta"] = LanguageInfo{Code: "ta", Name: "Tamil"}
-	languages["te"] = LanguageInfo{Code: "te", Name: "Telugu"}
-	languages["th"] = LanguageInfo{Code: "th", Name: "Thai"}
-	languages["ti"] = LanguageInfo{Code: "ti", Name: "Tigrinya"}
-	languages["tk"] = LanguageInfo{Code: "tk", Name: "Turkmen (Latin)"}
-	languages["tlh-Latn"] = LanguageInfo{Code: "tlh-Latn", Name: "Klingon"}
-	languages["tlh-Piqd"] = LanguageInfo{Code: "tlh-Piqd", Name: "Klingon (plqaD)"}
-	languages["to"] = LanguageInfo{Code: "to", Name: "Tongan"}
-	languages["tr"] = LanguageInfo{Code: "tr", Name: "Turkish"}
-	languages["tt"] = LanguageInfo{Code: "tt", Name: "Tatar (Latin)"}
-	languages["ty"] = LanguageInfo{Code: "ty", Name: "Tahitian"}
-	languages["ug"] = LanguageInfo{Code: "ug", Name: "Uyghur (Arabic)"}
-	languages["uk"] = LanguageInfo{Code: "uk", Name: "Ukrainian"}
-	languages["ur"] = LanguageInfo{Code: "ur", Name: "Urdu"}
-	languages["uz"] = LanguageInfo{Code: "uz", Name: "Uzbek (Latin)"}
-	languages["vi"] = LanguageInfo{Code: "vi", Name: "Vietnamese"}
-	languages["yua"] = LanguageInfo{Code: "yua", Name: "Yucatec Maya"}
-	languages["zu"] = LanguageInfo{Code: "zu", Name: "Zulu"}
-
-	// 添加一些特殊情况的映射
-	languages["zh"] = LanguageInfo{Code: "zh-Hans", Name: "Chinese Simplified"} // 将zh映射到zh-Hans
+	languages["zh-Hans"] = LanguageInfo{Code: "zh-Hans", Name: "Chinese (Simplified)"}
+	languages["zh-Hant"] = LanguageInfo{Code: "zh-Hant", Name: "Chinese (Traditional)"}

 	return languages
 }
@@ -224,91 +100,59 @@ func (t *BingTranslator) SetTimeout(timeout time.Duration) {
 	t.httpClient.Timeout = timeout
 }

-// getRandomUserAgent 获取随机用户代理
-func getRandomUserAgent() string {
-	return userAgents[rand.Intn(len(userAgents))]
-}
-
-// refreshSession 刷新翻译会话
-func (t *BingTranslator) refreshSession() error {
-	// 设置随机用户代理
-	userAgent := getRandomUserAgent()
-	t.session.Headers["User-Agent"] = userAgent
-	t.session.Headers["Referer"] = bingTranslatorURL
-	t.session.Headers["Accept"] = "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8"
-	t.session.Headers["Accept-Language"] = "en-US,en;q=0.5"
-	t.session.Headers["Connection"] = "keep-alive"
-	t.session.Headers["Upgrade-Insecure-Requests"] = "1"
-	t.session.Headers["Cache-Control"] = "max-age=0"
+// getToken 获取访问token
+func (t *BingTranslator) getToken(ctx context.Context) (string, error) {
+	// 检查token是否有效
+	if t.token != nil && time.Now().Before(t.token.ExpiresAt) {
+		return t.token.Value, nil
+	}

 	// 创建请求
-	req, err := http.NewRequest("GET", bingTranslatorURL, nil)
+	req, err := http.NewRequestWithContext(ctx, "GET", bingTokenURL, nil)
 	if err != nil {
-		return fmt.Errorf("the creation request failed: %w", err)
+		return "", fmt.Errorf("failed to create token request: %w", err)
 	}

 	// 设置请求头
-	for k, v := range t.session.Headers {
-		req.Header.Set(k, v)
-	}
+	req.Header.Set("Accept", "*/*")
+	req.Header.Set("Accept-Language", "zh-TW,zh;q=0.9,ja;q=0.8,zh-CN;q=0.7,en-US;q=0.6,en;q=0.5")
+	req.Header.Set("Cache-Control", "no-cache")
+	req.Header.Set("Pragma", "no-cache")
+	req.Header.Set("Referrer-Policy", "strict-origin-when-cross-origin")
+	req.Header.Set("Sec-Fetch-Dest", "empty")
+	req.Header.Set("Sec-Fetch-Mode", "cors")
+	req.Header.Set("Sec-Fetch-Site", "none")

 	// 发送请求
 	resp, err := t.httpClient.Do(req)
 	if err != nil {
-		return fmt.Errorf("%w: %v", ErrBingNetworkError, err)
+		return "", fmt.Errorf("failed to get token: %w", err)
 	}
 	defer resp.Body.Close()

-	// 保存Cookie
-	for _, cookie := range resp.Cookies() {
-		t.session.Cookie[cookie.Name] = cookie.Value
+	// 检查状态码
+	if resp.StatusCode != http.StatusOK {
+		return "", fmt.Errorf("token request failed with status %d", resp.StatusCode)
 	}

-	// 读取响应内容
+	// 读取响应
 	body, err := io.ReadAll(resp.Body)
 	if err != nil {
-		return fmt.Errorf("read response failed: %w", err)
+		return "", fmt.Errorf("failed to read token response: %w", err)
 	}

-	content := string(body)
-
-	// 提取参数
-	// 1. 提取key和token
-	paramsPattern := regexp.MustCompile(`params_AbusePreventionHelper\s*=\s*(\[.*?\]);`)
-	paramsMatch := paramsPattern.FindStringSubmatch(content)
-	if paramsMatch == nil || len(paramsMatch) < 2 {
-		return fmt.Errorf("%w: params_AbusePreventionHelper could not be extracted", ErrBingTokenError)
+	token := strings.TrimSpace(string(body))
+	if token == "" {
+		return "", fmt.Errorf("empty token received")
 	}

-	// 解析参数数组
-	paramsStr := paramsMatch[1]
-	paramsStr = strings.ReplaceAll(paramsStr, "[", "")
-	paramsStr = strings.ReplaceAll(paramsStr, "]", "")
-	paramsParts := strings.Split(paramsStr, ",")
-
-	if len(paramsParts) < 2 {
-		return fmt.Errorf("%w: params_AbusePreventionHelper format is incorrect", ErrBingTokenError)
+	// 缓存token
+	t.token = &tokenInfo{
+		Value:     token,
+		ExpiresAt: time.Now().Add(tokenValidDuration),
 	}

-	// 提取key和token
-	t.session.Key = strings.Trim(paramsParts[0], `"' `)
-	t.session.Token = strings.Trim(paramsParts[1], `"' `)
-
-	// 2. 提取IG值
-	igPattern := regexp.MustCompile(`IG:"(\w+)"`)
-	igMatch := igPattern.FindStringSubmatch(content)
-	if igMatch == nil || len(igMatch) < 2 {
-		return fmt.Errorf("%w: Unable to extract IG values", ErrBingTokenError)
-	}
-
-	t.session.IG = igMatch[1]
-
-	// 更新会话头部
-	t.session.Headers["IG"] = t.session.IG
-	t.session.Headers["key"] = t.session.Key
-	t.session.Headers["token"] = t.session.Token
-
-	return nil
+	return token, nil
 }

 // Translate 使用标准语言标签进行文本翻译
@@ -328,139 +172,94 @@ func (t *BingTranslator) TranslateWithParams(text string, params TranslationPara

 // translate 执行实际翻译操作
 func (t *BingTranslator) translate(text, from, to string) (string, error) {
-	// 如果没有会话或关键参数缺失，刷新会话
-	if t.session == nil || t.session.Token == "" || t.session.Key == "" || t.session.IG == "" {
-		if err := t.refreshSession(); err != nil {
-			return "", fmt.Errorf("the refresh session failed: %w", err)
-		}
+	if text == "" {
+		return "", fmt.Errorf("text cannot be empty")
 	}

-	// 生成随机IID
-	randNum := rand.Intn(10)                              // 0-9的随机数
-	iid := fmt.Sprintf("translator.5019.%d", 1+randNum%3) // 生成随机IID
+	// 创建带超时的context
+	ctx, cancel := context.WithTimeout(context.Background(), t.Timeout)
+	defer cancel()

-	// 构建URL - 确保使用双&符号
-	reqURL := fmt.Sprintf("%s?isVertical=1&&IG=%s&IID=%s",
-		bingTranslateAPIURL, t.session.IG, iid)
-
-	// 标准化语言代码
-	fromLang := t.GetStandardLanguageCode(from)
-	toLang := t.GetStandardLanguageCode(to)
-
-	// 构建表单数据
-	formData := url.Values{}
-	formData.Set("fromLang", fromLang)
-	formData.Set("text", text)
-	formData.Set("to", toLang)
-	formData.Set("token", t.session.Token)
-	formData.Set("key", t.session.Key)
-
-	formDataStr := formData.Encode()
-
-	// 创建请求
-	req, err := http.NewRequest("POST", reqURL, strings.NewReader(formDataStr))
+	// 获取token
+	token, err := t.getToken(ctx)
 	if err != nil {
-		return "", fmt.Errorf("The creation request failed: %w", err)
+		return "", fmt.Errorf("failed to get token: %w", err)
+	}
+
+	// 构建请求URL
+	params := url.Values{}
+	if from != "auto" {
+		params.Set("from", from)
+	}
+	params.Set("to", to)
+	params.Set("api-version", "3.0")
+	params.Set("includeSentenceLength", "true")
+
+	fullURL := fmt.Sprintf("%s?%s", bingTranslateAPIURL, params.Encode())
+
+	// 构建请求体
+	requestBody := []TranslateRequest{{Text: text}}
+	jsonBody, err := json.Marshal(requestBody)
+	if err != nil {
+		return "", fmt.Errorf("failed to marshal request: %w", err)
+	}
+
+	// 创建HTTP请求
+	req, err := http.NewRequestWithContext(ctx, "POST", fullURL, bytes.NewBuffer(jsonBody))
+	if err != nil {
+		return "", fmt.Errorf("failed to create request: %w", err)
 	}

 	// 设置请求头
-	req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
-	req.Header.Set("User-Agent", t.session.Headers["User-Agent"])
-	req.Header.Set("Referer", bingTranslatorURL)
-	req.Header.Set("Accept", "*/*")
-	req.Header.Set("Accept-Language", "en-US,en;q=0.5")
-	req.Header.Set("Origin", "https://cn.bing.com")
-	req.Header.Set("Connection", "keep-alive")
-	req.Header.Set("X-Requested-With", "XMLHttpRequest")
-
-	// 添加Cookie
-	for name, value := range t.session.Cookie {
-		req.AddCookie(&http.Cookie{
-			Name:  name,
-			Value: value,
-		})
-	}
+	req.Header.Set("Accept", "application/json")
+	req.Header.Set("Authorization", "Bearer "+token)
+	req.Header.Set("Content-Type", "application/json")
+	req.Header.Set("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36")

 	// 发送请求
 	resp, err := t.httpClient.Do(req)
 	if err != nil {
 		return "", fmt.Errorf("%w: %v", ErrBingNetworkError, err)
 	}
+	defer resp.Body.Close()

 	// 读取响应
 	body, err := io.ReadAll(resp.Body)
-	resp.Body.Close()
-
 	if err != nil {
-		return "", fmt.Errorf("read response failed: %w", err)
+		return "", fmt.Errorf("failed to read response: %w", err)
 	}

-	if len(body) == 0 {
-		return "", ErrBingEmptyResponse
+	// 检查HTTP状态码
+	if resp.StatusCode != http.StatusOK {
+		return "", fmt.Errorf("HTTP error %d: %s", resp.StatusCode, string(body))
 	}

-	// 尝试解析响应
-	var result interface{}
-	if err := json.Unmarshal(body, &result); err != nil {
+	// 首先尝试解析为错误响应
+	var errorResp ErrorResponse
+	if err := json.Unmarshal(body, &errorResp); err == nil && errorResp.Error.Code != 0 {
+		return "", fmt.Errorf("translation error %d: %s", errorResp.Error.Code, errorResp.Error.Message)
+	}
+
+	// 解析翻译响应
+	var translateResp []TranslateResponse
+	if err := json.Unmarshal(body, &translateResp); err != nil {
 		return "", fmt.Errorf("%w: %v", ErrBingParseError, err)
 	}

-	// 检查是否是字典类型
-	if resultDict, ok := result.(map[string]interface{}); ok {
-		// 检查是否需要验证码
-		if _, hasCaptcha := resultDict["ShowCaptcha"]; hasCaptcha {
-			return "", ErrBingRateLimit
-		}
-
-		// 检查状态码
-		if statusCode, hasStatus := resultDict["statusCode"]; hasStatus {
-			if statusCode.(float64) == 400 {
-				// 检查是否有错误消息
-				if errorMsg, hasError := resultDict["errorMessage"]; hasError && errorMsg.(string) != "" {
-					return "", fmt.Errorf("translation failed: %s", errorMsg)
-				}
-				// 如果没有明确的错误消息，可能是API变更或其他问题
-				return "", fmt.Errorf("translation request failed (status code: 400)")
-			} else if statusCode.(float64) == 429 {
-				return "", ErrBingRateLimit
-			}
-		}
-
-		// 尝试从错误响应中提取详细信息
-		if message, hasMessage := resultDict["message"]; hasMessage {
-			return "", fmt.Errorf("translation failed: %v", message)
-		}
-
-		// 尝试从响应中获取翻译结果
-		if translations, hasTranslations := resultDict["translations"]; hasTranslations {
-			if translationsArray, ok := translations.([]interface{}); ok && len(translationsArray) > 0 {
-				if translation, ok := translationsArray[0].(map[string]interface{}); ok {
-					if text, ok := translation["text"].(string); ok {
-						return text, nil
-					}
-				}
-			}
-		}
-
-		// 其他错误
-		return "", fmt.Errorf("translation failed: %v", resultDict)
+	if len(translateResp) == 0 || len(translateResp[0].Translations) == 0 {
+		return "", ErrBingEmptyResponse
 	}

-	// 应该是数组类型
-	if resultArray, ok := result.([]interface{}); ok && len(resultArray) > 0 {
-		firstItem := resultArray[0]
-		if itemDict, ok := firstItem.(map[string]interface{}); ok {
-			if translations, ok := itemDict["translations"].([]interface{}); ok && len(translations) > 0 {
-				if translation, ok := translations[0].(map[string]interface{}); ok {
-					if text, ok := translation["text"].(string); ok {
-						return text, nil
-					}
-				}
-			}
+	// 合并所有翻译片段
+	var result strings.Builder
+	for i, translation := range translateResp[0].Translations {
+		if i > 0 {
+			result.WriteString(" ")
 		}
+		result.WriteString(translation.Text)
 	}

-	return "", fmt.Errorf("%w: The response format is not as expected", ErrBingParseError)
+	return result.String(), nil
 }

 // GetSupportedLanguages 获取翻译器支持的语言列表
@@ -473,11 +272,3 @@ func (t *BingTranslator) IsLanguageSupported(languageCode string) bool {
 	_, exists := t.languages[languageCode]
 	return exists
 }
-
-// GetStandardLanguageCode 获取标准化的语言代码
-func (t *BingTranslator) GetStandardLanguageCode(languageCode string) string {
-	if info, exists := t.languages[languageCode]; exists {
-		return info.Code
-	}
-	return languageCode // 如果没有找到映射，返回原始代码
-}
--- a/internal/common/translator/deepl_translator.go
+++ b/internal/common/translator/deepl_translator.go
@@ -112,40 +112,8 @@ func initDeeplLanguages() map[string]LanguageInfo {
 	// 基于 DeepL API 支持的语言列表
 	// 参考: https://developers.deepl.com/docs/resources/supported-languages

-	// 源语言和目标语言
-	languages["ar"] = LanguageInfo{Code: "AR", Name: "Arabic"}
-	languages["bg"] = LanguageInfo{Code: "BG", Name: "Bulgarian"}
-	languages["cs"] = LanguageInfo{Code: "CS", Name: "Czech"}
-	languages["da"] = LanguageInfo{Code: "DA", Name: "Danish"}
-	languages["de"] = LanguageInfo{Code: "DE", Name: "German"}
-	languages["el"] = LanguageInfo{Code: "EL", Name: "Greek"}
+	// 源语言和目标语言 - 精简为中英互译
 	languages["en"] = LanguageInfo{Code: "EN", Name: "English"}
-	languages["en-gb"] = LanguageInfo{Code: "EN-GB", Name: "English (British)"}
-	languages["en-us"] = LanguageInfo{Code: "EN-US", Name: "English (American)"}
-	languages["es"] = LanguageInfo{Code: "ES", Name: "Spanish"}
-	languages["et"] = LanguageInfo{Code: "ET", Name: "Estonian"}
-	languages["fi"] = LanguageInfo{Code: "FI", Name: "Finnish"}
-	languages["fr"] = LanguageInfo{Code: "FR", Name: "French"}
-	languages["hu"] = LanguageInfo{Code: "HU", Name: "Hungarian"}
-	languages["id"] = LanguageInfo{Code: "ID", Name: "Indonesian"}
-	languages["it"] = LanguageInfo{Code: "IT", Name: "Italian"}
-	languages["ja"] = LanguageInfo{Code: "JA", Name: "Japanese"}
-	languages["ko"] = LanguageInfo{Code: "KO", Name: "Korean"}
-	languages["lt"] = LanguageInfo{Code: "LT", Name: "Lithuanian"}
-	languages["lv"] = LanguageInfo{Code: "LV", Name: "Latvian"}
-	languages["nb"] = LanguageInfo{Code: "NB", Name: "Norwegian Bokmål"}
-	languages["nl"] = LanguageInfo{Code: "NL", Name: "Dutch"}
-	languages["pl"] = LanguageInfo{Code: "PL", Name: "Polish"}
-	languages["pt"] = LanguageInfo{Code: "PT", Name: "Portuguese"}
-	languages["pt-br"] = LanguageInfo{Code: "PT-BR", Name: "Portuguese (Brazilian)"}
-	languages["pt-pt"] = LanguageInfo{Code: "PT-PT", Name: "Portuguese (Portugal)"}
-	languages["ro"] = LanguageInfo{Code: "RO", Name: "Romanian"}
-	languages["ru"] = LanguageInfo{Code: "RU", Name: "Russian"}
-	languages["sk"] = LanguageInfo{Code: "SK", Name: "Slovak"}
-	languages["sl"] = LanguageInfo{Code: "SL", Name: "Slovenian"}
-	languages["sv"] = LanguageInfo{Code: "SV", Name: "Swedish"}
-	languages["tr"] = LanguageInfo{Code: "TR", Name: "Turkish"}
-	languages["uk"] = LanguageInfo{Code: "UK", Name: "Ukrainian"}
 	languages["zh"] = LanguageInfo{Code: "ZH", Name: "Chinese"}

 	return languages
@@ -157,11 +125,6 @@ func (t *DeeplTranslator) SetTimeout(timeout time.Duration) {
 	t.httpClient.Timeout = timeout
 }

-// SetDeeplHost 设置DeepL主机
-func (t *DeeplTranslator) SetDeeplHost(host string) {
-	t.DeeplHost = host
-}
-
 // Translate 使用标准语言标签进行文本翻译
 func (t *DeeplTranslator) Translate(text string, from language.Tag, to language.Tag) (string, error) {
 	return t.translate(text, from.String(), to.String())
@@ -319,9 +282,3 @@ func (t *DeeplTranslator) IsLanguageSupported(languageCode string) bool {
 	_, ok := t.languages[strings.ToLower(languageCode)]
 	return ok
 }
-
-// GetStandardLanguageCode 获取标准化的语言代码
-func (t *DeeplTranslator) GetStandardLanguageCode(languageCode string) string {
-	// 简单返回小写版本作为标准代码
-	return strings.ToLower(languageCode)
-}
--- a/internal/common/translator/google_translator.go
+++ b/internal/common/translator/google_translator.go
@@ -2,20 +2,17 @@
 package translator

 import (
+	"context"
 	"encoding/json"
 	"errors"
 	"fmt"
 	"io"
-	"log"
-	"math"
 	"net/http"
 	"net/url"
-	"regexp"
 	"strconv"
 	"strings"
 	"time"

-	"github.com/robertkrimen/otto"
 	"golang.org/x/text/language"
 )

@@ -24,405 +21,228 @@ var (
 	ErrBadNetwork = errors.New("bad network, please check your internet connection")
 )

-// GoogleTranslator Google翻译器结构体，统一管理翻译功能
+// 常量定义
+const (
+	googleTranslateTKK = "448487.932609646" // 固定TKK值
+)
+
+// GoogleTranslator 带token的Google翻译器（使用translate.google.com）
 type GoogleTranslator struct {
-	GoogleHost string                  // Google服务主机
-	vm         *otto.Otto              // JavaScript虚拟机
-	ttk        otto.Value              // 翻译token缓存
 	httpClient *http.Client            // HTTP客户端
 	Timeout    time.Duration           // 请求超时时间
 	languages  map[string]LanguageInfo // 支持的语言列表
 }

-// NewGoogleTranslator 创建一个新的Google翻译器实例
+// GoogleTranslatorTokenFree 无token的Google翻译器（使用translate.googleapis.com）
+type GoogleTranslatorTokenFree struct {
+	httpClient *http.Client            // HTTP客户端
+	Timeout    time.Duration           // 请求超时时间
+	languages  map[string]LanguageInfo // 支持的语言列表
+}
+
+// NewGoogleTranslator 创建一个新的带token的Google翻译器实例
 func NewGoogleTranslator() *GoogleTranslator {
-	translator := &GoogleTranslator{
-		GoogleHost: "google.com",
-		vm:         otto.New(),
-		Timeout:    defaultTimeout,
+	return &GoogleTranslator{
 		httpClient: &http.Client{Timeout: defaultTimeout},
+		Timeout:    defaultTimeout,
 		languages:  initGoogleLanguages(),
 	}
-
-	// 初始化ttk
-	translator.ttk, _ = otto.ToValue("0")
-
-	return translator
 }

 // initGoogleLanguages 初始化Google翻译器支持的语言列表
 func initGoogleLanguages() map[string]LanguageInfo {
-	// 创建语言映射表
 	languages := make(map[string]LanguageInfo)

-	// 添加所有支持的语言
-	// 参考: https://cloud.google.com/translate/docs/languages
-
-	// 添加自动检测
-	languages["auto"] = LanguageInfo{Code: "auto", Name: "Auto Detect"}
-
-	// 主要语言
+	// 只支持三种语言
 	languages["en"] = LanguageInfo{Code: "en", Name: "English"}
 	languages["zh-cn"] = LanguageInfo{Code: "zh-CN", Name: "Chinese (Simplified)"}
 	languages["zh-tw"] = LanguageInfo{Code: "zh-TW", Name: "Chinese (Traditional)"}
-	languages["ja"] = LanguageInfo{Code: "ja", Name: "Japanese"}
-	languages["ko"] = LanguageInfo{Code: "ko", Name: "Korean"}
-	languages["fr"] = LanguageInfo{Code: "fr", Name: "French"}
-	languages["de"] = LanguageInfo{Code: "de", Name: "German"}
-	languages["es"] = LanguageInfo{Code: "es", Name: "Spanish"}
-	languages["ru"] = LanguageInfo{Code: "ru", Name: "Russian"}
-	languages["it"] = LanguageInfo{Code: "it", Name: "Italian"}
-	languages["pt"] = LanguageInfo{Code: "pt", Name: "Portuguese"}
-
-	// 其他语言
-	languages["af"] = LanguageInfo{Code: "af", Name: "Afrikaans"}
-	languages["sq"] = LanguageInfo{Code: "sq", Name: "Albanian"}
-	languages["am"] = LanguageInfo{Code: "am", Name: "Amharic"}
-	languages["ar"] = LanguageInfo{Code: "ar", Name: "Arabic"}
-	languages["hy"] = LanguageInfo{Code: "hy", Name: "Armenian"}
-	languages["az"] = LanguageInfo{Code: "az", Name: "Azerbaijani"}
-	languages["eu"] = LanguageInfo{Code: "eu", Name: "Basque"}
-	languages["be"] = LanguageInfo{Code: "be", Name: "Belarusian"}
-	languages["bn"] = LanguageInfo{Code: "bn", Name: "Bengali"}
-	languages["bs"] = LanguageInfo{Code: "bs", Name: "Bosnian"}
-	languages["bg"] = LanguageInfo{Code: "bg", Name: "Bulgarian"}
-	languages["ca"] = LanguageInfo{Code: "ca", Name: "Catalan"}
-	languages["ceb"] = LanguageInfo{Code: "ceb", Name: "Cebuano"}
-	languages["zh"] = LanguageInfo{Code: "zh", Name: "Chinese"}
-	languages["co"] = LanguageInfo{Code: "co", Name: "Corsican"}
-	languages["hr"] = LanguageInfo{Code: "hr", Name: "Croatian"}
-	languages["cs"] = LanguageInfo{Code: "cs", Name: "Czech"}
-	languages["da"] = LanguageInfo{Code: "da", Name: "Danish"}
-	languages["nl"] = LanguageInfo{Code: "nl", Name: "Dutch"}
-	languages["eo"] = LanguageInfo{Code: "eo", Name: "Esperanto"}
-	languages["et"] = LanguageInfo{Code: "et", Name: "Estonian"}
-	languages["fi"] = LanguageInfo{Code: "fi", Name: "Finnish"}
-	languages["fy"] = LanguageInfo{Code: "fy", Name: "Frisian"}
-	languages["gl"] = LanguageInfo{Code: "gl", Name: "Galician"}
-	languages["ka"] = LanguageInfo{Code: "ka", Name: "Georgian"}
-	languages["el"] = LanguageInfo{Code: "el", Name: "Greek"}
-	languages["gu"] = LanguageInfo{Code: "gu", Name: "Gujarati"}
-	languages["ht"] = LanguageInfo{Code: "ht", Name: "Haitian Creole"}
-	languages["ha"] = LanguageInfo{Code: "ha", Name: "Hausa"}
-	languages["haw"] = LanguageInfo{Code: "haw", Name: "Hawaiian"}
-	languages["he"] = LanguageInfo{Code: "he", Name: "Hebrew"}
-	languages["hi"] = LanguageInfo{Code: "hi", Name: "Hindi"}
-	languages["hmn"] = LanguageInfo{Code: "hmn", Name: "Hmong"}
-	languages["hu"] = LanguageInfo{Code: "hu", Name: "Hungarian"}
-	languages["is"] = LanguageInfo{Code: "is", Name: "Icelandic"}
-	languages["ig"] = LanguageInfo{Code: "ig", Name: "Igbo"}
-	languages["id"] = LanguageInfo{Code: "id", Name: "Indonesian"}
-	languages["ga"] = LanguageInfo{Code: "ga", Name: "Irish"}
-	languages["jw"] = LanguageInfo{Code: "jw", Name: "Javanese"}
-	languages["kn"] = LanguageInfo{Code: "kn", Name: "Kannada"}
-	languages["kk"] = LanguageInfo{Code: "kk", Name: "Kazakh"}
-	languages["km"] = LanguageInfo{Code: "km", Name: "Khmer"}
-	languages["ku"] = LanguageInfo{Code: "ku", Name: "Kurdish"}
-	languages["ky"] = LanguageInfo{Code: "ky", Name: "Kyrgyz"}
-	languages["lo"] = LanguageInfo{Code: "lo", Name: "Lao"}
-	languages["la"] = LanguageInfo{Code: "la", Name: "Latin"}
-	languages["lv"] = LanguageInfo{Code: "lv", Name: "Latvian"}
-	languages["lt"] = LanguageInfo{Code: "lt", Name: "Lithuanian"}
-	languages["lb"] = LanguageInfo{Code: "lb", Name: "Luxembourgish"}
-	languages["mk"] = LanguageInfo{Code: "mk", Name: "Macedonian"}
-	languages["mg"] = LanguageInfo{Code: "mg", Name: "Malagasy"}
-	languages["ms"] = LanguageInfo{Code: "ms", Name: "Malay"}
-	languages["ml"] = LanguageInfo{Code: "ml", Name: "Malayalam"}
-	languages["mt"] = LanguageInfo{Code: "mt", Name: "Maltese"}
-	languages["mi"] = LanguageInfo{Code: "mi", Name: "Maori"}
-	languages["mr"] = LanguageInfo{Code: "mr", Name: "Marathi"}
-	languages["mn"] = LanguageInfo{Code: "mn", Name: "Mongolian"}
-	languages["my"] = LanguageInfo{Code: "my", Name: "Myanmar (Burmese)"}
-	languages["ne"] = LanguageInfo{Code: "ne", Name: "Nepali"}
-	languages["no"] = LanguageInfo{Code: "no", Name: "Norwegian"}
-	languages["ny"] = LanguageInfo{Code: "ny", Name: "Nyanja (Chichewa)"}
-	languages["ps"] = LanguageInfo{Code: "ps", Name: "Pashto"}
-	languages["fa"] = LanguageInfo{Code: "fa", Name: "Persian"}
-	languages["pl"] = LanguageInfo{Code: "pl", Name: "Polish"}
-	languages["pt-br"] = LanguageInfo{Code: "pt-BR", Name: "Portuguese (Brazil)"}
-	languages["pt-pt"] = LanguageInfo{Code: "pt-PT", Name: "Portuguese (Portugal)"}
-	languages["pa"] = LanguageInfo{Code: "pa", Name: "Punjabi"}
-	languages["ro"] = LanguageInfo{Code: "ro", Name: "Romanian"}
-	languages["sm"] = LanguageInfo{Code: "sm", Name: "Samoan"}
-	languages["gd"] = LanguageInfo{Code: "gd", Name: "Scots Gaelic"}
-	languages["sr"] = LanguageInfo{Code: "sr", Name: "Serbian"}
-	languages["st"] = LanguageInfo{Code: "st", Name: "Sesotho"}
-	languages["sn"] = LanguageInfo{Code: "sn", Name: "Shona"}
-	languages["sd"] = LanguageInfo{Code: "sd", Name: "Sindhi"}
-	languages["si"] = LanguageInfo{Code: "si", Name: "Sinhala (Sinhalese)"}
-	languages["sk"] = LanguageInfo{Code: "sk", Name: "Slovak"}
-	languages["sl"] = LanguageInfo{Code: "sl", Name: "Slovenian"}
-	languages["so"] = LanguageInfo{Code: "so", Name: "Somali"}
-	languages["su"] = LanguageInfo{Code: "su", Name: "Sundanese"}
-	languages["sw"] = LanguageInfo{Code: "sw", Name: "Swahili"}
-	languages["sv"] = LanguageInfo{Code: "sv", Name: "Swedish"}
-	languages["tl"] = LanguageInfo{Code: "tl", Name: "Tagalog (Filipino)"}
-	languages["tg"] = LanguageInfo{Code: "tg", Name: "Tajik"}
-	languages["ta"] = LanguageInfo{Code: "ta", Name: "Tamil"}
-	languages["te"] = LanguageInfo{Code: "te", Name: "Telugu"}
-	languages["th"] = LanguageInfo{Code: "th", Name: "Thai"}
-	languages["tr"] = LanguageInfo{Code: "tr", Name: "Turkish"}
-	languages["uk"] = LanguageInfo{Code: "uk", Name: "Ukrainian"}
-	languages["ur"] = LanguageInfo{Code: "ur", Name: "Urdu"}
-	languages["uz"] = LanguageInfo{Code: "uz", Name: "Uzbek"}
-	languages["vi"] = LanguageInfo{Code: "vi", Name: "Vietnamese"}
-	languages["cy"] = LanguageInfo{Code: "cy", Name: "Welsh"}
-	languages["xh"] = LanguageInfo{Code: "xh", Name: "Xhosa"}
-	languages["yi"] = LanguageInfo{Code: "yi", Name: "Yiddish"}
-	languages["yo"] = LanguageInfo{Code: "yo", Name: "Yoruba"}
-	languages["zu"] = LanguageInfo{Code: "zu", Name: "Zulu"}

 	return languages
 }

+// generateToken 生成翻译token
+func generateToken(query string) string {
+	// 实现TypeScript中的token生成逻辑
+	tkkSplited := strings.Split(googleTranslateTKK, ".")
+	tkkIndex, _ := strconv.Atoi(tkkSplited[0])
+	tkkKey, _ := strconv.Atoi(tkkSplited[1])
+
+	// 转换查询字符串为字节数组
+	bytesArray := transformQuery(query)
+
+	// 计算hash
+	encodingRound := tkkIndex
+	for _, b := range bytesArray {
+		encodingRound += int(b)
+		encodingRound = shiftLeftOrRightThenSumOrXor(encodingRound, "+-a^+6")
+	}
+	encodingRound = shiftLeftOrRightThenSumOrXor(encodingRound, "+-3^+b+-f")
+
+	encodingRound ^= tkkKey
+	if encodingRound <= 0 {
+		encodingRound = (encodingRound & 2147483647) + 2147483648
+	}
+
+	normalizedResult := encodingRound % 1000000
+	return fmt.Sprintf("%d.%d", normalizedResult, normalizedResult^tkkIndex)
+}
+
+// transformQuery 转换查询字符串
+func transformQuery(query string) []byte {
+	var bytesArray []byte
+	runes := []rune(query)
+
+	for i := 0; i < len(runes); i++ {
+		charCode := int(runes[i])
+
+		if charCode < 128 {
+			bytesArray = append(bytesArray, byte(charCode))
+		} else if charCode < 2048 {
+			bytesArray = append(bytesArray, byte((charCode>>6)|192))
+			bytesArray = append(bytesArray, byte((charCode&63)|128))
+		} else {
+			if (charCode&64512) == 55296 && i+1 < len(runes) && (int(runes[i+1])&64512) == 56320 {
+				charCode = 65536 + ((charCode & 1023) << 10) + (int(runes[i+1]) & 1023)
+				i++
+				bytesArray = append(bytesArray, byte((charCode>>18)|240))
+				bytesArray = append(bytesArray, byte(((charCode>>12)&63)|128))
+			} else {
+				bytesArray = append(bytesArray, byte((charCode>>12)|224))
+			}
+			bytesArray = append(bytesArray, byte(((charCode>>6)&63)|128))
+			bytesArray = append(bytesArray, byte((charCode&63)|128))
+		}
+	}
+
+	return bytesArray
+}
+
+// shiftLeftOrRightThenSumOrXor 位运算操作
+func shiftLeftOrRightThenSumOrXor(num int, optString string) int {
+	for i := 0; i < len(optString)-2; i += 3 {
+		acc := int(optString[i+2])
+		if acc >= 'a' {
+			acc = acc - 87
+		} else {
+			acc = acc - '0'
+		}
+
+		if optString[i+1] == '+' {
+			acc = num >> uint(acc)
+		} else {
+			acc = num << uint(acc)
+		}
+
+		if optString[i] == '+' {
+			num = (num + acc) & 4294967295
+		} else {
+			num ^= acc
+		}
+	}
+	return num
+}
+
 // SetTimeout 设置请求超时时间
 func (t *GoogleTranslator) SetTimeout(timeout time.Duration) {
 	t.Timeout = timeout
 	t.httpClient.Timeout = timeout
 }

-// SetGoogleHost 设置Google主机
-func (t *GoogleTranslator) SetGoogleHost(host string) {
-	t.GoogleHost = host
-}
-
 // Translate 使用Go语言提供的标准语言标签进行文本翻译
 func (t *GoogleTranslator) Translate(text string, from language.Tag, to language.Tag) (string, error) {
-	return t.translate(text, from.String(), to.String(), false)
+	return t.translate(text, from.String(), to.String())
 }

 // TranslateWithParams 使用简单字符串参数进行文本翻译
 func (t *GoogleTranslator) TranslateWithParams(text string, params TranslationParams) (string, error) {
-	// 设置超时时间（如果有指定）
 	if params.Timeout > 0 {
 		t.SetTimeout(params.Timeout)
 	}
-
-	return t.translate(text, params.From, params.To, true)
+	return t.translate(text, params.From, params.To)
 }

-// translate 执行实际翻译操作
-func (t *GoogleTranslator) translate(text, from, to string, withVerification bool) (string, error) {
-	if withVerification {
-		if _, err := language.Parse(from); err != nil && from != "auto" {
-			log.Println("[WARNING], '" + from + "' is a invalid language, switching to 'auto'")
-			from = "auto"
-		}
-		if _, err := language.Parse(to); err != nil {
-			log.Println("[WARNING], '" + to + "' is a invalid language, switching to 'en'")
-			to = "en"
-		}
+// translate 执行实际翻译操作（带token版本）
+func (t *GoogleTranslator) translate(text, from, to string) (string, error) {
+	ctx, cancel := context.WithTimeout(context.Background(), t.Timeout)
+	defer cancel()
+
+	// 生成token
+	token := generateToken(text)
+
+	// 构建请求URL
+	apiURL := "https://translate.google.com/translate_a/single"
+	params := url.Values{}
+	params.Set("client", "t")
+	params.Set("sl", from)
+	params.Set("tl", to)
+	params.Set("hl", to)
+	params.Set("ie", "UTF-8")
+	params.Set("oe", "UTF-8")
+	params.Set("otf", "1")
+	params.Set("ssel", "0")
+	params.Set("tsel", "0")
+	params.Set("kc", "7")
+	params.Set("q", text)
+	params.Set("tk", token)
+
+	// 添加dt参数
+	dtParams := []string{"at", "bd", "ex", "ld", "md", "qca", "rw", "rm", "ss", "t"}
+	for _, dt := range dtParams {
+		params.Add("dt", dt)
 	}

-	textValue, _ := otto.ToValue(text)
-	urlStr := fmt.Sprintf("https://translate.%s/translate_a/single", t.GoogleHost)
-	token := t.getToken(textValue)
+	fullURL := apiURL + "?" + params.Encode()

-	data := map[string]string{
-		"client": "gtx",
-		"sl":     from,
-		"tl":     to,
-		"hl":     to,
-		"ie":     "UTF-8",
-		"oe":     "UTF-8",
-		"otf":    "1",
-		"ssel":   "0",
-		"tsel":   "0",
-		"kc":     "7",
-		"q":      text,
-	}
-
-	u, err := url.Parse(urlStr)
+	// 创建请求
+	req, err := http.NewRequestWithContext(ctx, "GET", fullURL, nil)
 	if err != nil {
 		return "", err
 	}

-	parameters := url.Values{}
-	for k, v := range data {
-		parameters.Add(k, v)
-	}
-	for _, v := range []string{"at", "bd", "ex", "ld", "md", "qca", "rw", "rm", "ss", "t"} {
-		parameters.Add("dt", v)
-	}
-
-	parameters.Add("tk", token)
-	u.RawQuery = parameters.Encode()
-
-	req, err := http.NewRequest("GET", u.String(), nil)
-	if err != nil {
-		return "", err
-	}
-
-	r, err := t.httpClient.Do(req)
-	if err != nil {
-		if errors.Is(err, http.ErrHandlerTimeout) {
-			return "", ErrBadNetwork
-		}
-		return "", err
-	}
-
-	if r.StatusCode != http.StatusOK {
-		return "", fmt.Errorf("API error: status code %d", r.StatusCode)
-	}
-
-	raw, err := io.ReadAll(r.Body)
-	if err != nil {
-		return "", err
-	}
-	defer r.Body.Close()
-
-	var resp []interface{}
-	err = json.Unmarshal(raw, &resp)
-	if err != nil {
-		return "", err
-	}
-
-	responseText := ""
-	for _, obj := range resp[0].([]interface{}) {
-		if len(obj.([]interface{})) == 0 {
-			break
-		}
-
-		t, ok := obj.([]interface{})[0].(string)
-		if ok {
-			responseText += t
-		}
-	}
-
-	return responseText, nil
-}
-
-// getToken 获取翻译API所需的token
-func (t *GoogleTranslator) getToken(text otto.Value) string {
-	ttk, err := t.updateTTK()
-	if err != nil {
-		return ""
-	}
-
-	tk, err := t.generateToken(text, ttk)
-	if err != nil {
-		return ""
-	}
-
-	return strings.Replace(tk.String(), "&tk=", "", -1)
-}
-
-// updateTTK 更新TTK值
-func (t *GoogleTranslator) updateTTK() (otto.Value, error) {
-	timestamp := time.Now().UnixNano() / 3600000
-	now := math.Floor(float64(timestamp))
-	ttk, err := strconv.ParseFloat(t.ttk.String(), 64)
-	if err != nil {
-		return otto.UndefinedValue(), err
-	}
-
-	if ttk == now {
-		return t.ttk, nil
-	}
-
-	req, err := http.NewRequest("GET", fmt.Sprintf("https://translate.%s", t.GoogleHost), nil)
-	if err != nil {
-		return otto.UndefinedValue(), err
-	}
-
+	// 发送请求
 	resp, err := t.httpClient.Do(req)
 	if err != nil {
-		return otto.UndefinedValue(), err
+		return "", ErrBadNetwork
 	}
 	defer resp.Body.Close()

+	if resp.StatusCode != http.StatusOK {
+		return "", fmt.Errorf("API error: status code %d", resp.StatusCode)
+	}
+
+	// 读取响应
 	body, err := io.ReadAll(resp.Body)
 	if err != nil {
-		return otto.UndefinedValue(), err
+		return "", err
 	}

-	matches := regexp.MustCompile(`tkk:\s?'(.+?)'`).FindStringSubmatch(string(body))
-	if len(matches) > 0 {
-		v, err := otto.ToValue(matches[0])
-		if err != nil {
-			return otto.UndefinedValue(), err
-		}
-		t.ttk = v
-		return v, nil
+	// 解析JSON响应
+	var result []interface{}
+	if err := json.Unmarshal(body, &result); err != nil {
+		return "", err
 	}

-	return t.ttk, nil
-}
-
-// generateToken 生成翻译API所需的token
-func (t *GoogleTranslator) generateToken(a otto.Value, TTK otto.Value) (otto.Value, error) {
-	err := t.vm.Set("x", a)
-	if err != nil {
-		return otto.UndefinedValue(), err
+	if len(result) == 0 {
+		return "", errors.New("unexpected response format")
 	}

-	_ = t.vm.Set("internalTTK", TTK)
+	// 提取翻译文本
+	translations, ok := result[0].([]interface{})
+	if !ok {
+		return "", errors.New("unexpected response format")
+	}

-	result, err := t.vm.Run(`
-		function sM(a) {
-			var b;
-			if (null !== yr)
-				b = yr;
-			else {
-				b = wr(String.fromCharCode(84));
-				var c = wr(String.fromCharCode(75));
-				b = [b(), b()];
-				b[1] = c();
-				b = (yr = window[b.join(c())] || "") || ""
-			}
-			var d = wr(String.fromCharCode(116))
-				, c = wr(String.fromCharCode(107))
-				, d = [d(), d()];
-			d[1] = c();
-			c = "&" + d.join("") + "=";
-			d = b.split(".");
-			b = Number(d[0]) || 0;
-			for (var e = [], f = 0, g = 0; g < a.length; g++) {
-				var l = a.charCodeAt(g);
-				128 > l ? e[f++] = l : (2048 > l ? e[f++] = l >> 6 | 192 : (55296 == (l & 64512) && g + 1 < a.length && 56320 == (a.charCodeAt(g + 1) & 64512) ? (l = 65536 + ((l & 1023) << 10) + (a.charCodeAt(++g) & 1023),
-					e[f++] = l >> 18 | 240,
-					e[f++] = l >> 12 & 63 | 128) : e[f++] = l >> 12 | 224,
-					e[f++] = l >> 6 & 63 | 128),
-					e[f++] = l & 63 | 128)
-			}
-			a = b;
-			for (f = 0; f < e.length; f++)
-				a += e[f],
-					a = xr(a, "+-a^+6");
-			a = xr(a, "+-3^+b+-f");
-			a ^= Number(d[1]) || 0;
-			0 > a && (a = (a & 2147483647) + 2147483648);
-			a %= 1E6;
-			return c + (a.toString() + "." + (a ^ b))
-		}
-
-		var yr = null;
-		var wr = function(a) {
-			return function() {
-				return a
+	var translatedText strings.Builder
+	for _, translation := range translations {
+		if chunk, ok := translation.([]interface{}); ok && len(chunk) > 0 {
+			if text, ok := chunk[0].(string); ok {
+				translatedText.WriteString(text)
 			}
 		}
-			, xr = function(a, b) {
-			for (var c = 0; c < b.length - 2; c += 3) {
-				var d = b.charAt(c + 2)
-					, d = "a" <= d ? d.charCodeAt(0) - 87 : Number(d)
-					, d = "+" == b.charAt(c + 1) ? a >>> d : a << d;
-				a = "+" == b.charAt(c) ? a + d & 4294967295 : a ^ d
-			}
-			return a
-		};
-		
-		var window = {
-			TKK: internalTTK
-		};
-
-		sM(x)
-	`)
-	if err != nil {
-		return otto.UndefinedValue(), err
 	}

-	return result, nil
+	return translatedText.String(), nil
 }

 // GetSupportedLanguages 获取翻译器支持的语言列表
@@ -436,8 +256,24 @@ func (t *GoogleTranslator) IsLanguageSupported(languageCode string) bool {
 	return ok
 }

-// GetStandardLanguageCode 获取标准化的语言代码
-func (t *GoogleTranslator) GetStandardLanguageCode(languageCode string) string {
-	// 简单返回小写版本作为标准代码
-	return strings.ToLower(languageCode)
+// visitArrayItems 递归访问数组项
+func visitArrayItems(arr []interface{}, visitor func(interface{})) {
+	for _, obj := range arr {
+		if subArr, ok := obj.([]interface{}); ok {
+			visitArrayItems(subArr, visitor)
+		} else {
+			visitor(obj)
+		}
+	}
+}
+
+// GetSupportedLanguages 获取翻译器支持的语言列表
+func (t *GoogleTranslatorTokenFree) GetSupportedLanguages() map[string]LanguageInfo {
+	return t.languages
+}
+
+// IsLanguageSupported 检查指定的语言代码是否受支持
+func (t *GoogleTranslatorTokenFree) IsLanguageSupported(languageCode string) bool {
+	_, ok := t.languages[strings.ToLower(languageCode)]
+	return ok
 }
--- a/internal/common/translator/google_translator_free.go
+++ b/internal/common/translator/google_translator_free.go
@@ -0,0 +1,103 @@
+package translator
+
+import (
+	"context"
+	"encoding/json"
+	"errors"
+	"fmt"
+	"golang.org/x/text/language"
+	"io"
+	"net/http"
+	"net/url"
+	"time"
+)
+
+// NewGoogleTranslatorTokenFree 创建一个新的无token的Google翻译器实例
+func NewGoogleTranslatorTokenFree() *GoogleTranslatorTokenFree {
+	return &GoogleTranslatorTokenFree{
+		httpClient: &http.Client{Timeout: defaultTimeout},
+		Timeout:    defaultTimeout,
+		languages:  initGoogleLanguages(),
+	}
+}
+
+// SetTimeout 设置请求超时时间
+func (t *GoogleTranslatorTokenFree) SetTimeout(timeout time.Duration) {
+	t.Timeout = timeout
+	t.httpClient.Timeout = timeout
+}
+
+// Translate 使用Go语言提供的标准语言标签进行文本翻译
+func (t *GoogleTranslatorTokenFree) Translate(text string, from language.Tag, to language.Tag) (string, error) {
+	return t.translate(text, from.String(), to.String())
+}
+
+// TranslateWithParams 使用简单字符串参数进行文本翻译
+func (t *GoogleTranslatorTokenFree) TranslateWithParams(text string, params TranslationParams) (string, error) {
+	if params.Timeout > 0 {
+		t.SetTimeout(params.Timeout)
+	}
+	return t.translate(text, params.From, params.To)
+}
+
+// translate 执行实际翻译操作（无token版本）
+func (t *GoogleTranslatorTokenFree) translate(text, from, to string) (string, error) {
+	ctx, cancel := context.WithTimeout(context.Background(), t.Timeout)
+	defer cancel()
+
+	// 构建请求URL（无token版本）
+	apiURL := "https://translate.googleapis.com/translate_a/t"
+	params := url.Values{}
+	params.Set("client", "dict-chrome-ex")
+	params.Set("sl", from)
+	params.Set("tl", to)
+	params.Set("q", text)
+
+	fullURL := apiURL + "?" + params.Encode()
+
+	// 创建请求
+	req, err := http.NewRequestWithContext(ctx, "GET", fullURL, nil)
+	if err != nil {
+		return "", err
+	}
+
+	req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
+
+	// 发送请求
+	resp, err := t.httpClient.Do(req)
+	if err != nil {
+		return "", ErrBadNetwork
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != http.StatusOK {
+		return "", fmt.Errorf("API error: status code %d", resp.StatusCode)
+	}
+
+	// 读取响应
+	body, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return "", err
+	}
+
+	// 解析JSON响应
+	var result []interface{}
+	if err := json.Unmarshal(body, &result); err != nil {
+		return "", err
+	}
+
+	// 提取翻译文本
+	var translatedTexts []string
+	visitArrayItems(result, func(obj interface{}) {
+		if text, ok := obj.(string); ok {
+			translatedTexts = append(translatedTexts, text)
+		}
+	})
+
+	if len(translatedTexts) == 0 {
+		return "", errors.New("no translation found")
+	}
+
+	// 返回第一个翻译结果
+	return translatedTexts[0], nil
+}
--- a/internal/common/translator/tartunlp_translator.go
+++ b/internal/common/translator/tartunlp_translator.go
@@ -0,0 +1,210 @@
+// Package translator 提供文本翻译功能
+package translator
+
+import (
+	"bytes"
+	"context"
+	"encoding/json"
+	"errors"
+	"fmt"
+	"io"
+	"net/http"
+	"strings"
+	"time"
+
+	"golang.org/x/text/language"
+)
+
+// TartuNLPTranslator TartuNLP翻译器结构体
+type TartuNLPTranslator struct {
+	httpClient *http.Client            // HTTP客户端
+	Timeout    time.Duration           // 请求超时时间
+	languages  map[string]LanguageInfo // 支持的语言列表
+}
+
+// 常量定义
+const (
+	tartuNLPDefaultTimeout = 300 * time.Second                        // 默认超时时间300秒
+	tartuNLPAPIURL         = "https://api.tartunlp.ai/translation/v2" // TartuNLP API地址
+	tartuNLPLengthLimit    = 5000                                     // 长度限制5000字符
+)
+
+// 错误定义
+var (
+	ErrTartuNLPNetworkError    = errors.New("tartunlp translator network error")
+	ErrTartuNLPUnsupportedLang = errors.New("tartunlp translator unsupported language")
+	ErrTartuNLPResponseError   = errors.New("tartunlp translator response error")
+	ErrTartuNLPLengthExceeded  = errors.New("tartunlp translator text length exceeded")
+)
+
+// TartuNLPRequest TartuNLP请求结构体
+type TartuNLPRequest struct {
+	Text []string `json:"text"` // 要翻译的文本数组
+	Src  string   `json:"src"`  // 源语言
+	Tgt  string   `json:"tgt"`  // 目标语言
+}
+
+// TartuNLPResponse TartuNLP响应结构体
+type TartuNLPResponse struct {
+	Result []string `json:"result"` // 翻译结果数组
+}
+
+// NewTartuNLPTranslator 创建一个新的TartuNLP翻译器实例
+func NewTartuNLPTranslator() *TartuNLPTranslator {
+	translator := &TartuNLPTranslator{
+		httpClient: &http.Client{
+			Timeout: tartuNLPDefaultTimeout,
+		},
+		Timeout:   tartuNLPDefaultTimeout,
+		languages: initTartuNLPLanguages(),
+	}
+
+	return translator
+}
+
+// initTartuNLPLanguages 初始化TartuNLP翻译器支持的语言列表
+func initTartuNLPLanguages() map[string]LanguageInfo {
+	// 创建语言映射表
+	languages := make(map[string]LanguageInfo)
+
+	// 添加支持的语言
+	// 基于 TartuNLP API 支持的语言列表
+	languages["en"] = LanguageInfo{Code: "en", Name: "English"}
+	languages["et"] = LanguageInfo{Code: "et", Name: "Estonian"}
+	languages["de"] = LanguageInfo{Code: "de", Name: "German"}
+	languages["lt"] = LanguageInfo{Code: "lt", Name: "Lithuanian"}
+	languages["lv"] = LanguageInfo{Code: "lv", Name: "Latvian"}
+	languages["fi"] = LanguageInfo{Code: "fi", Name: "Finnish"}
+	languages["ru"] = LanguageInfo{Code: "ru", Name: "Russian"}
+	languages["no"] = LanguageInfo{Code: "no", Name: "Norwegian"}
+	languages["hu"] = LanguageInfo{Code: "hu", Name: "Hungarian"}
+	languages["se"] = LanguageInfo{Code: "se", Name: "Swedish"}
+
+	return languages
+}
+
+// SetTimeout 设置请求超时时间
+func (t *TartuNLPTranslator) SetTimeout(timeout time.Duration) {
+	t.Timeout = timeout
+	t.httpClient.Timeout = timeout
+}
+
+// Translate 使用标准语言标签进行文本翻译
+func (t *TartuNLPTranslator) Translate(text string, from language.Tag, to language.Tag) (string, error) {
+	return t.translate(text, from.String(), to.String())
+}
+
+// TranslateWithParams 使用简单字符串参数进行文本翻译
+func (t *TartuNLPTranslator) TranslateWithParams(text string, params TranslationParams) (string, error) {
+	// 设置超时时间（如果有指定）
+	if params.Timeout > 0 {
+		t.SetTimeout(params.Timeout)
+	}
+
+	return t.translate(text, params.From, params.To)
+}
+
+// checkLengthLimit 检查文本长度是否超出限制
+func (t *TartuNLPTranslator) checkLengthLimit(text string) error {
+	if len(text) > tartuNLPLengthLimit {
+		return fmt.Errorf("%w: text length %d exceeds limit %d", ErrTartuNLPLengthExceeded, len(text), tartuNLPLengthLimit)
+	}
+	return nil
+}
+
+// translate 执行实际翻译操作
+func (t *TartuNLPTranslator) translate(text, from, to string) (string, error) {
+	if text == "" {
+		return "", fmt.Errorf("text cannot be empty")
+	}
+
+	// 检查文本长度限制
+	if err := t.checkLengthLimit(text); err != nil {
+		return "", err
+	}
+
+	// 转换语言代码为TartuNLP格式
+	fromLower := strings.ToLower(from)
+	toLower := strings.ToLower(to)
+
+	// 验证源语言支持
+	if _, ok := t.languages[fromLower]; !ok {
+		return "", fmt.Errorf("%w: source language '%s' not supported by TartuNLP", ErrTartuNLPUnsupportedLang, from)
+	}
+
+	// 验证目标语言支持
+	if _, ok := t.languages[toLower]; !ok {
+		return "", fmt.Errorf("%w: target language '%s' not supported by TartuNLP", ErrTartuNLPUnsupportedLang, to)
+	}
+
+	// 创建带超时的context
+	ctx, cancel := context.WithTimeout(context.Background(), t.Timeout)
+	defer cancel()
+
+	// 构建请求体
+	request := TartuNLPRequest{
+		Text: []string{text},
+		Src:  fromLower,
+		Tgt:  toLower,
+	}
+
+	// 序列化请求
+	jsonData, err := json.Marshal(request)
+	if err != nil {
+		return "", fmt.Errorf("failed to marshal request: %w", err)
+	}
+
+	// 创建HTTP请求
+	req, err := http.NewRequestWithContext(ctx, "POST", tartuNLPAPIURL, bytes.NewBuffer(jsonData))
+	if err != nil {
+		return "", fmt.Errorf("failed to create request: %w", err)
+	}
+
+	// 设置请求头
+	req.Header.Set("Content-Type", "application/json")
+	req.Header.Set("Accept", "application/json")
+	req.Header.Set("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36")
+
+	// 发送请求
+	resp, err := t.httpClient.Do(req)
+	if err != nil {
+		return "", fmt.Errorf("%w: %v", ErrTartuNLPNetworkError, err)
+	}
+	defer resp.Body.Close()
+
+	// 检查HTTP状态码
+	if resp.StatusCode != http.StatusOK {
+		body, _ := io.ReadAll(resp.Body)
+		return "", fmt.Errorf("%w: HTTP %d - %s", ErrTartuNLPResponseError, resp.StatusCode, string(body))
+	}
+
+	// 读取响应体
+	body, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return "", fmt.Errorf("failed to read response body: %w", err)
+	}
+
+	// 解析响应
+	var response TartuNLPResponse
+	if err := json.Unmarshal(body, &response); err != nil {
+		return "", fmt.Errorf("%w: failed to parse response: %v", ErrTartuNLPResponseError, err)
+	}
+
+	// 检查响应结果
+	if len(response.Result) == 0 {
+		return "", fmt.Errorf("%w: empty translation result", ErrTartuNLPResponseError)
+	}
+
+	return response.Result[0], nil
+}
+
+// GetSupportedLanguages 获取翻译器支持的语言列表
+func (t *TartuNLPTranslator) GetSupportedLanguages() map[string]LanguageInfo {
+	return t.languages
+}
+
+// IsLanguageSupported 检查指定的语言代码是否受支持
+func (t *TartuNLPTranslator) IsLanguageSupported(languageCode string) bool {
+	_, exists := t.languages[strings.ToLower(languageCode)]
+	return exists
+}
--- a/internal/common/translator/translator.go
+++ b/internal/common/translator/translator.go
@@ -32,6 +32,8 @@ const (
 	YoudaoTranslatorType TranslatorType = "youdao"
 	// DeeplTranslatorType DeepL翻译器
 	DeeplTranslatorType TranslatorType = "deepl"
+	// TartuNLPTranslatorType TartuNLP翻译器
+	TartuNLPTranslatorType TranslatorType = "tartunlp"
 )

 // LanguageInfo 语言信息结构体
@@ -56,9 +58,6 @@ type Translator interface {

 	// IsLanguageSupported 检查指定的语言代码是否受支持
 	IsLanguageSupported(languageCode string) bool
-
-	// GetStandardLanguageCode 获取标准化的语言代码
-	GetStandardLanguageCode(languageCode string) string
 }

 // TranslatorFactory 翻译器工厂，用于创建不同类型的翻译器
@@ -80,6 +79,8 @@ func (f *TranslatorFactory) Create(translatorType TranslatorType) (Translator, e
 		return NewYoudaoTranslator(), nil
 	case DeeplTranslatorType:
 		return NewDeeplTranslator(), nil
+	case TartuNLPTranslatorType:
+		return NewTartuNLPTranslator(), nil
 	default:
 		return nil, fmt.Errorf("unsupported translator type: %s", translatorType)
 	}
--- a/internal/common/translator/youdao_translator.go
+++ b/internal/common/translator/youdao_translator.go
@@ -50,8 +50,7 @@ func initYoudaoLanguages() map[string]LanguageInfo {
 	// 创建语言映射表
 	languages := make(map[string]LanguageInfo)

-	// 自动检测
-	languages["auto"] = LanguageInfo{Code: "auto", Name: "Auto"}
+	languages["auto"] = LanguageInfo{Code: "AUTO", Name: "Auto"}

 	return languages
 }
@@ -64,8 +63,7 @@ func (t *YoudaoTranslator) SetTimeout(timeout time.Duration) {

 // Translate 使用标准语言标签进行文本翻译
 func (t *YoudaoTranslator) Translate(text string, from language.Tag, to language.Tag) (string, error) {
-	// 有道翻译不需要指定源语言和目标语言，它会自动检测
-	return t.translate(text)
+	return t.translate(text, to.String())
 }

 // TranslateWithParams 使用简单字符串参数进行文本翻译
@@ -75,16 +73,15 @@ func (t *YoudaoTranslator) TranslateWithParams(text string, params TranslationPa
 		t.SetTimeout(params.Timeout)
 	}

-	// 有道翻译不需要指定源语言和目标语言，它会自动检测
-	return t.translate(text)
+	return t.translate(text, params.To)
 }

 // translate 执行实际翻译操作
-func (t *YoudaoTranslator) translate(text string) (string, error) {
+func (t *YoudaoTranslator) translate(text string, typeName string) (string, error) {
 	// 构建表单数据
 	form := url.Values{}
 	form.Add("inputtext", text)
-	form.Add("type", "AUTO")
+	form.Add("type", typeName)

 	// 创建请求
 	req, err := http.NewRequest("POST", youdaoTranslateURL, strings.NewReader(form.Encode()))
--- a/internal/services/translation_service.go
+++ b/internal/services/translation_service.go
@@ -89,14 +89,15 @@ func (s *TranslationService) TranslateWith(text string, from string, to string,
 	return trans.TranslateWithParams(text, params)
 }

-// GetAvailableTranslators 获取所有可用翻译器类型
+// GetTranslators 获取所有可用翻译器类型
 // @returns {[]string} 翻译器类型列表
-func (s *TranslationService) GetAvailableTranslators() []string {
+func (s *TranslationService) GetTranslators() []string {
 	return []string{
-		string(translator.GoogleTranslatorType),
 		string(translator.BingTranslatorType),
+		string(translator.GoogleTranslatorType),
 		string(translator.YoudaoTranslatorType),
 		string(translator.DeeplTranslatorType),
+		string(translator.TartuNLPTranslatorType),
 	}
 }

@@ -122,12 +123,3 @@ func (s *TranslationService) IsLanguageSupported(translatorType translator.Trans
 	}
 	return translator.IsLanguageSupported(languageCode)
 }
-
-// GetStandardLanguageCode 获取标准化的语言代码
-func (s *TranslationService) GetStandardLanguageCode(translatorType translator.TranslatorType, languageCode string) string {
-	translator, err := s.getTranslator(translatorType)
-	if err != nil {
-		return ""
-	}
-	return translator.GetStandardLanguageCode(languageCode)
-}