本文和大家分享的口语表达是：keep one's nose clean。这个口语表达可不是“把鼻子擦干净”的意思，而是“远离是非，少惹麻烦，安分守己”的意思。相当于：keep out of trouble, avoid getting into trouble。
- They are in hot water now, so they are trying to keep their noses clean.
他们正处于水深火热之中，所以他们尽量少惹麻烦。 - Stay away from that person. He's a bad egg. You'd better keep your nose clean. I mean it.
远离那个人，他是个坏蛋，你最好少惹麻烦，我是认真的。
下面我们在来看几个和这个口语表达有关的例句：
- Students have to keep their noses clean or they might be kicked out of school.
学生应该少惹麻烦，否则他们可能被撵出学校。 - If you don't learn how to keep your nose clean, you're going to end up in jail.
如果你不学会安分守己的话，早晚得进监狱。 - You can get promoted as long as you keep your nose clean.
只要你规规矩矩的，你就会得到提拔。
