The purpose of the sleep is to allow the garbage collector to finish up after it has released the other threads.

休眠的目的在于给垃圾回收器充分的时间，在释放其他线程之后完成工作。

youdao

The first thread locks the mutex and appends data to the queue, while the other threads wait for their turn.

第一个线程锁住互斥并把数据添加到队列中，而其他线程等待轮到它们操作。

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However this isn't a good solution because it may lock out the other threads from being able to have fair access.

但是，这并非一个很好的解决方案，因为它可能会妨碍其他线程合法的访问。

youdao

Other threads called the weft are placed over and under the warp.

VOA: special.2009.11.04

There are lots of other writers we could include, including those two that I named, that would equally illustrate some of the threads that I've got on the syllabus now, but these are the ones for various practical and more substantive reasons that I have chosen.

我们其实还可以讲很多其他作家，包括刚才提到的那两位,他们也能阐述我大纲里的一些主题思想，但是因为各种实用并且更为实在的原因的存在,我才选了这些作家的作品。

耶鲁公开课 - 1945年后的美国小说课程节选

If, on the other hand, Mr Starr fails to tie the threads of his inquiry together, and has nothing to show for his investigation but petty embarrassment for the president, expect a backlash.

ECONOMIST: The eternal triangle

Julie and Faye have reversed roles in many ways, and the fate of the other characters is revealed, as are most of the loose threads from Act 1.

WSJ: Review: 'The Assembled Parties' a terrific drama

Other security features include threads woven into the paper and microlettering.

BBC: Sir Winston Churchill to feature on new banknote