我刚刚意识到有SignalObjectAndWaitWindows平台的API函数。但是已经有了SetEvent和WaitForSingleObject.您可以将它们结合使用以实现与SignalObjectAndWait相同的目标。基于MSDN,SignalObjectAndWait比单独调用SetEvent和WaitForSingleObject更有效。它还指出:AthreadcanusetheSignalObjectAndWaitfunctiontoensurethataworkerthreadisinawaitstatebeforesignalinganobject.这句话我不是