beg off例句

I'll have to beg off . I have another engagement.
恐怕我去不了了. 我另有个约会.

We were invited to stay for dinner, but we had beg off.
他邀请我们吃晚饭, 他这麽做真是太客气了.

I'll try to beg off for an hour.
我将设法请一小时的假.