如果您可以控制服务，可以考虑向您的调用者返回一个惟一的限定符，使用一种后来向不同服务询问请求状态的方式。

If you have control over the service, consider returning a unique identifier to your callers that provides them with a way of later asking a different service method about the status of the request.

youdao

另外，好奇的学生将在此时开始询问关于public和private之类的访问修饰符。

Also, curious students begin asking about access modifiers like public and private at this point.

youdao

另外，好奇的学生将在此时开始询问关于public和private之类的访问修饰符。

Also, curious students begin asking about access modifiers like public and private at this point.

youdao