来自古英语hwettan,磨，使锋利，来自PIE*kewd,使锋利，来自PIE*ko的扩大格，词源同cone,cuneiform.

1. The book will whet your appetite for more of her work.

你看了这本书就会更想多读她的著作。

2. If the ox falls , whet your knife.

墙倒众人推.

3. Stones whet a sword, difficulties strengthen willpower.

石头是刀的朋友, 障碍是意志的朋友.

4. She gave him just enough information to whet his appetite.

她向他透露的信息刚好能吊起他的胃口。

5. A really good catalogue can also whet customers' appetites for merchandise.

一份真正好的商品目录也可以激起顾客购买的欲望。