throw caution to the winds

• v. 不顾一切；莽撞从事

throw caution to the winds的用法和样例：

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。