throw caution to the winds

• v. 不顾一切；莽撞从事

例句

用作动词 (v.)

1. He has the greatest disregard all formality.
   他全然不顾一切礼节。
2. The only thing to do is to throw caution to the winds.
   唯一可做的事情就是不顾一切豁出去。