先就绪先执行

【计】 first-ready-first execute

先的英语翻译：

ancestor; before; deceased; earlier; in advance
【医】 fore-

就绪的英语翻译：

be in order; be ready

执行的英语翻译：

carry out; execute; enforce; follow out; perform; render; transact
【计】 E; EXEC; execute; executing; execution
【经】 carry out; execution; perform; put into effect