Subscribers should be allowed call-blocking services, but equally, they should be able to choose whether to accept calls from blocked numbers.

用户应当被允许使用拒收来电服务，但同样地，他们也应能够选择是否接听被阻拦号码的来电。

《柯林斯英汉双解大词典》

It is left up to the implementer of the transaction manager to decide whether the thread of execution will continue to retry the commit call, or just keeps blocked.

将由事务管理器的实现器决定执行线程是否继续重新提交请求或保持阻止状态。

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The thread will in fact attempt another remove call on the queue and will become blocked until the next available request.

事实上，线程会对队列尝试另一个remove调用，并变成阻塞，直到下一个请求可用。

youdao

As only 40, 000 signatures are needed to call a referendum, painful reforms are easily blocked.

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At one point midway through the third quarter, Smith drew contact and got blocked while driving into the lane, but didn't get a call from the referees.

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