There was a pretender to the throne, and this man was--his life got off to an interesting start.

有一个觊觎王位的人,这个人的一生,有一个有趣的开始

耶鲁公开课 - 1871年后的法国课程节选

And then other people are really excited because it's a once-in-a-lifetime opportunity

而另外一些人真的很兴奋，因为这是一个一生只有一次的机会，

正准备奥运会 - SpeakingMax英语口语达人

The lifetime earnings of a tightwire walker who falls down and kills himself aren't very good.

一个掉下来摔死自己的走钢丝的人,他一生的收入也不会很好。

耶鲁公开课 - 金融市场课程节选