finish translation for ErrorDecoder (reactjs#152)

Author: CoolRice

src/components/ErrorDecoder/ErrorDecoder.js

@@ -69,16 +69,15 @@ function ErrorResult(props: {|code: ?string, msg: string|}) {
   if (!code) {
     return (
       <p>
-        When you encounter an error, you'll receive a link to this page for that
-        specific error and we'll show you the full error text.
+        一旦遇到错误，你将收到指向此页面的特定错误的链接，我们会完整地显示错误内容。
       </p>
     );
   }
 
   return (
     <div>
       <p>
-        <b>The full text of the error you just encountered is:</b>
+        <b>刚刚遇到错误的完整内容为：</b>
       </p>
       <code>
         <b>{urlify(errorMsg)}</b>