whenever/wen'evər $ -vər/

conj. every time or at any time

conj. 每当，每次；无论何时：Whenever she leaves the house she always takes a handbag. 每次外出时，她总是要带个手提包。

◇We'll begin the meeting whenever the headmaster gets here. 校长什么时候到我们就什么时候开始开会。

构词when + ever