How can the operation request and response be decoupled so the thread of execution does not have to block until a response is received?

如何分离操作请求和响应，以使得在接收到响应之前不必阻塞线程的执行？

youdao

How can the operation request and response be decoupled so the thread of execution does not have to block until a response is received?

如何分离操作请求和响应，以使得在接收到响应之前不必阻塞线程的执行？

youdao