slip of the lip

• 说错；失言

slip of the lip的用法和样例：

例句

1. He caught himself before saying the wrong thing.
   他及时住口才没有把话说错。
2. We say the wrong thing, we could wind up in court.
   我们说错一句话就会在法庭见了。
3. He apologized for the trip of the tongue.
   他为失言道了歉。
4. The clever lawyer tripped over the witness.
   那个聪明的律师使证人失言。