The role of the join action is to synchronize multiple threads of parallel execution started by fork actions.

join动作的功能是要同步fork动作启动的多个并行执行的线程。

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If all execution threads started by fork complete successfully, join action is waiting for all of them to complete.

如果fork启动的所有执行的线程都能够成功完成，那么join动作就会等待它们全部完成。

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Join the more than one billion people in 190countries that are taking action for Earth Day.

加入到190个国家10多亿正为世界地球日采取行动的人们之列吧。

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She says Turkey has approved many legal reforms as part of its efforts to join the European Union -- but these have not necessarily been put into action.

VOA: special.2010.06.24

But sources say Unison could only join the action if it were part of a "legitimate trade dispute", and point out that it would need to notify more than 20, 000 employers.

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We got to see the new app in action, so join us after the break for a demo video and some impressions.

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Instead of continuing to pass them by, the veteran marathoner sprang into action so they could join her.

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