使用谷歌翻译C#版本.

using System.Web;
using System.Net;
using System.Text.RegularExpressions;
using System.IO;
using MSScriptControl;

string GetTkkJS = @"
var b = function (a, b) 
{
for (var d = 0; d >> c : a  c ? g[d++] = c : (2048 > c ? g[d++] = c >> 6 | 192 : (55296 == (c & 64512) && f + 1 > 18 | 240,
g[d++] = c >> 12 & 63 | 128) : g[d++] = c >> 12 | 224, g[d++] = c >> 6 & 63 | 128), g[d++] = c & 63 | 128)
}
a = h;
for (d = 0; d  a && (a = (a & 2147483647) + 2147483648);
a %= 1E6;
return a.toString() + ""."" + (a ^ h)
}";

       
        /// 
  
        /// 谷歌翻译  
        /// 
  
        /// 待翻译文本  
        /// 自动检测：auto  
        /// 中文：zh-CN，英文：en  
        /// 翻译后文本  
        public string GoogleTranslate(string text, string fromLanguage, string toLanguage)
        {
            CookieContainer cc = new CookieContainer(); 
            string GoogleTransBaseUrl = "https://translate.google.cn/"; 
            var BaseResultHtml = GetResultHtml(GoogleTransBaseUrl, cc, ""); 
            Regex re = new Regex(@"(? 
            var ResultHtml = GetResultHtml(googleTransUrl, cc, "");
           
            dynamic TempResult = Newtonsoft.Json.JsonConvert.DeserializeObject(ResultHtml); //转换为json
            
           //结果示例
           //ResultText = ‘[[["I love you","我爱你",null,null,1],[null,null,null,"Wǒ ài nǐ"]],null,"zh-CN",null,null,[["我爱你",null,[["I love you",1000,true,false]],
           //                   [[0,3]],"我爱你",0,0]],1,null,[["zh-CN"],null,[1],["zh-CN"]],null,null,null,null,null,[["我","爱","你"]]]‘
            string ResultText = Convert.ToString(TempResult[0][0][0]);                      //数组json,第一个数组里边的第一个数组的第一个内容.嵌套数据,
            return ResultText;
        }  
 
        public string GetResultHtml(string url, CookieContainer cookie, string referer)
        {
            var html = ""; 
            var webRequest = WebRequest.Create(url) as HttpWebRequest; 
            webRequest.Method = "GET"; 
            /*网上程序代码,自己用chrome浏览器F12查看追踪修改为下列两行,同样执行成功.20180427
            //webRequest.CookieContainer = cookie; 
            //webRequest.Referer = referer; 
            //webRequest.Timeout = 20000; 
            //webRequest.Headers.Add("X-Requested-With:XMLHttpRequest"); 
            //webRequest.Accept = "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8";

            webRequest.Accept = "*/*";  
            webRequest.UserAgent = "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.87 Safari/537.36";

            using (var webResponse = (HttpWebResponse)webRequest.GetResponse())
            {
                using (var reader = new StreamReader(webResponse.GetResponseStream(), Encoding.UTF8))
                { 
                    html = reader.ReadToEnd();
                    reader.Close();
                    webResponse.Close();
                }
            }
            return html;
        }  
     
         
        /// 

        /// 执行JS
        /// 
        /// 参数体
        /// JavaScript代码的字符串
        /// 
        private string ExecuteScript(string sExpression, string sCode)
        {
            
            MSScriptControl.ScriptControl scriptControl = new MSScriptControl.ScriptControl();
            scriptControl.UseSafeSubset = true;
            scriptControl.Language = "JScript";
            scriptControl.AddCode(sCode);
            try
            {
                string str = scriptControl.Eval(sExpression).ToString();
                return str;
            }
            catch (Exception ex)
            {
                string str = ex.Message;
            }
            return null;
        }