Once the message has been sent, the sender can store a reference to the Future object and check periodically for completion, or it can block and wait if needed by calling the get method.

消息被发送之后，发送者可以保存对Future对象的一个引用并定期检查是否完成，或者，它也可以通过调用get方法来阻塞和等待。

youdao

allows your thread to block - by calling f.get() - to ensure the network calls succeed, or go away by ignoring f altogether.

可以阻塞线程，再调用f.get()可以让网络调用继续进行或是忽略掉f。

youdao

If you need to block the calling thread for a specific time, then use the pthread_cond_timewait to block the thread.

如果您需要在指定的一段时间内阻塞发出调用的线程，那么请使用pthread_cond _ timewait来阻塞它。

youdao

Only that is not what Block was calling them at the time.

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This time, she said, South Africa will not be able to block resolutions calling for more sanctions because South Africa will no longer hold a seat on the council in 2009.

CNN: Diplomat: U.S. no longer supports Zimbabwe power-share deal

However, Team Cameron does want to try to stop Labour regaining economic credibility by allying themselves with the new kid on the European block and by calling for both a European and a British plan for growth.

BBC: David Cameron sticks to his charted course