此通信通常用于协调多个线程或进程的活动，通常通过锁定和取消锁定资源控制对共享资源的访问。

This communication is usually used to coordinate the activities of multiple threads or processes, typically by controlling access to a Shared resource by locking and unlocking the resource.

youdao

此通信通常用于协调多个线程或进程的活动，通常通过锁定和取消锁定资源控制对共享资源的访问。

This communication is usually used to coordinate the activities of multiple threads or processes, typically by controlling access to a Shared resource by locking and unlocking the resource.

youdao