借口：用于解释或辩解某种行为或情况的理由或解释。
... excuse for 宽恕 ; 原谅 ; 的借口或托辞 excuse me for feeling 原谅我在这一刻 Excuse me for… 请原谅我 ...
... enter for——报名加入 excuse for——饶恕 fight for——为……而战 ...
He used his wife's birthday as a convenient excuse for not going to the meeting.
他说要给妻子过生日，利用这个借口，就不去参加会议了。
It's just an excuse for a party.
这只是借故一起聚会。
There's no excuse for such behaviour.
这种行为说不过去。
They say the Earps and Doc Holliday did not fire in self-defense, but used the law as an excuse for murder.
VOA : special.2010.02.15
But if you-- The reason I'm saying that is, you know, you know that you're getting married that day for example, we will excuse you from the quiz to get married.
但是如果你--我之所以这么说，你们懂的,比如你们那天要结婚，我们会取消你的考试让你去结婚。
计算机科学及编程导论课程节选 : 麻省理工公开课
Excuse me, where do I go for English classes?
不好意思，打扰一下，我可以去哪里上英语课？
SpeakingMax英语口语达人 : 在外国说英语的方法
And he said they wanted a change. He said: "Party unity is not a sufficient excuse for silence."
VOA : special.2009.08.30
"That's no excuse for talking back to your teacher, or cutting class or dropping out of school.
VOA : special.2009.09.10
The decision process is neither easy nor quick, but that is not an excuse for shortcuts.
It is by far the lamest excuse for an article that I have ever read.
An excuse for the promotional sharks, both bull and bear, and stir up the waters.