what's的意思：是什么，什么是，什麽。what is或what has的常用口语形式，尤当has为助动词时。what's的例句：Are you still working for what's her face？（你还在为那个叫什么的女人干活？）。

what's的例句：What's the form when you apply for a research grant？（申请科研补助金按常规应该怎么办？）；What's the rate of exchange against the dollar？（与美元的兑换率是多少？）。