Google API的全文翻译 asp.net，简单调用实现，源代码（转）

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Net;
using System.Text;
using System.IO;
using System.Collections;
using System.Web.Services;
using System.Web.Services.Protocols;

/// <summary>
///GoogleTranslate 的摘要说明
/// </summary>
public class GoogleTranslate
{
    public GoogleTranslate()
    {
        //
        //TODO: 在此处添加构造函数逻辑
        //
    }
    /// <summary>
    /// 翻译
    /// 默认地将英文翻译成简体中文
    /// </summary>
    /// <param name="TranslateString">需要翻译的内容</param>
    /// <returns></returns>

    public string TranslateEnglishToChinese(string strTranslateString)
    {
        return MultiLanguageTranslate(strTranslateString, "en", "zh-CN");
    }

    /// <summary>
    /// 翻译
    /// 默认地将简体中文翻译成英文
    /// </summary>
    /// <param name="TranslateString">需要翻译的内容</param>
    /// <returns></returns>

    public string TranslateChineseToEnglish(string strTranslateString)
    {
        return MultiLanguageTranslate(strTranslateString, "zh-CN", "en");
    }

    /// <summary>
    /// 翻译
    /// </summary>
    /// <param name="strTranslateString">需要翻译的内容</param>
    /// <param name="strRequestLanguage">原文语种</param>
    /// <param name="strResultLanguage">译文语种</param>
    /// <returns></returns>

    public string MultiLanguageTranslate(string strTranslateString, string strRequestLanguage, string strResultLanguage)
    {
        try
        {
            if (!string.IsNullOrEmpty(strTranslateString))
            {
                TranslateString transtring = (TranslateString)Newtonsoft.Json.JavaScriptConvert.DeserializeObject(
                       GetGoogleTranslateJSONString(strTranslateString, strRequestLanguage, strResultLanguage),
                       typeof(TranslateString));
                if (transtring.responseStatus == 200)
                    return transtring.responseData.translatedText;
                else
                    return "There was an error.";
            }
            else
            {
                return strTranslateString;
            }
        }
        catch (Exception e)
        {
            return e.Message;
        }
    }

    /// <summary>
    /// 使用WebRequest获取Google翻译后的内容
    /// </summary>
    /// <param name="strTranslateString">需要翻译的内容</param>
    /// <param name="strRequestLanguage">原文语种</param>
    /// <param name="strResultLanguage">译文语种</param>
    /// <returns></returns>
    private string GetGoogleTranslateJSONString(string strTranslateString,
        string strRequestLanguage, string strResultLanguage)
    {
        WebRequest request = HttpWebRequest.Create("http://ajax.googleapis.com/ajax/services/language/translate?v=1.0&q="
            + strTranslateString + "&langpair=" + strRequestLanguage + "%7C" + strResultLanguage + "");
        request.Credentials = CredentialCache.DefaultCredentials;
        HttpWebResponse response = (HttpWebResponse)request.GetResponse();
        Stream dataStream = response.GetResponseStream();
        StreamReader reader = new StreamReader(dataStream);
        string responseFromServer = reader.ReadToEnd();
        reader.Close();
        dataStream.Close();
        response.Close();
        return responseFromServer;
    }

    /// <summary>
    /// 翻译结果的反系列化类
    /// </summary>
    public class TranslateString
    {
        private TranslatedText responsedata;
        public TranslatedText responseData
        {
            get { return responsedata; }
            set { responsedata = value; }
        }

        private string responsedetails;
        public string responseDetails
        {
            get { return responsedetails; }
            set { responsedetails = value; }
        }

        private int responsestatus;
        public int responseStatus
        {
            get { return responsestatus; }
            set { responsestatus = value; }
        }

        /// <summary>
        /// 译文
        /// </summary>
        public class TranslatedText
        {
            private string translatedtext;
            public string translatedText
            {
                get { return translatedtext; }
                set { translatedtext = value; }
            }
        }
    }
}

----调用

    protected void btnSutmit_Click(object sender, EventArgs e)
    {
        GoogleTranslate tran = new GoogleTranslate();
        TextBox2.Text = tran.MultiLanguageTranslate(TextBox1.Text, "zh-CN","en");
    }