Leonard: What happened?
什么事啊？

Penny: All right. Remember when I auditioned for that workshop production of rent, but I didn't get it and I couldn't figure out why?
是这样，还记不记得我参加了出租产品展示会的试镜却没通过，并且我没想通是什么原因？

… …

Penny: Well, the girl they picked out to play Mimi, she dropped out. And they asked me to replace her.
他们选中的那个女孩——她退出了。他们让我代替她。

Leonard: Congratulations! What a lucky break!
恭喜你！这是个契机啊！

——《生活大爆炸》

drop out 退出

1. 退出（某活动、运动等）
She has dropped out in the middle of the race.
她中途退出比赛。

2. 退学
She dropped out of school to become a waitress.
她退学去当女侍应生。
Several students have been flunked out.
有几名学生因考试不及格而被迫退学。

音频内容：

今天我们要学的词是drop out。 Drop out是退出的意思。美国威斯康辛州前州长汤普森在上星期六爱奥华州举行的共和党总统参选人假想选举中位居第六，汤普森因此宣布退出争取共和党总统候选人提名的角逐。媒体报道说，"Thompson said that he is dropping out of the race for the Republican presidential nomination."

Drop out 还常用于退学。"Many students drop out of school because of financial constraints," 意思是很多学生因为经济困难被迫辍学。