If you're a bacterium your whole life is about swimming to nutrients and running away from things that would kill you.

假如你是一个细菌,你的一生将会在追逐养分,和逃避敌害中度过

耶鲁公开课 - 生物医学工程探索课程节选

and then you teach students and you do this for a very long time, all your life.

然后你就可以去教学生，这会是一个很长的过程，差不多你一生的时间。

教授的梦想 - SpeakingMax英语口语达人

Now you ask yourself, what I'm asking you to ask yourself, is would you want to spend your life ? hooked up to the experience machine?

我要你们问自己的是，你愿意像那样,被连接在体验机器上度过一生吗？

耶鲁公开课 - 死亡课程节选

This is the book that is going to change your life.

这是一本将会改变你一生的书籍。

普林斯顿公开课 - 人性课程节选

One of the beautiful things about antibodies is that one your immune system is able to make antibodies against all the thousands, ten thousand, hundred thousand different pathogens that you'll come into contact with in your lifetime.

抗体的一个绝妙之处就在于,你的免疫系统可以分泌抗体来对抗,成千上万的 甚至数以十万计不同病原体,这些病原体都是你一生中可能会遇到的

耶鲁公开课 - 生物医学工程探索课程节选

They would pull out your entire life history of contributions-- they had it because you had filed it all at the post office and everything was bureaucratic and efficient-- and they calculated, according to a formula, what you would get.

政府会取出你这一生的交保记录-,这是由你自己在邮局填写的,所有的一切都行之有效-,然后他们根据公式计算你能得到养老金。

耶鲁公开课 - 金融市场课程节选

that you are just the best-dressed person that they've ever met.

觉得你是他们在这一生中见过最会打扮的人。

I agree课堂 - SpeakingMax英语口语达人