be impolite

• 没礼貌

be impolite的用法和样例：

例句

1. It was impolite of you to barge into their conversation.
   你打断他们的谈话是很不礼貌的。
2. Let him cool his heels for a while: that'll teach him to be impolite.
   让他等一会儿吧,好教训教训他别那么没礼貌。