Both of them are self-contained courses, so you could take either 251 or 252, or you could take both.

两门课都自成一体,你可以在251号和252号中任选一个,或者都选也行

耶鲁公开课 - 金融市场课程节选

We could choose any two quantities, and, in fact, it turns out that these are going to prove, after we have the second law, not to be the best choice.

我们可以任选两个物理量，其实，在学习了热力学第二定律之后，我们可以证明，这样的选择并不是最好的。

麻省理工公开课 - 热力学与动力学课程节选

If when someday a republican is elected to the White House and the president says Josh, pick. What would you like to do?

如果将来一位共和党人当选,入主白宫，然后总统对你说,约书亚，任选一个职位，你会选什么？

普林斯顿公开课 - 国际座谈会课程节选

So the strategy choices, we're not going to do it in hours, let's just normalize and regard these choices as living in 0 to 4, and you can choose any number of hours between 0 and 4.

我们用小时数来表示策略吧,用0到4的数字来标记这些策略,你可以从0到4中任选工作的小时数

耶鲁公开课 - 博弈论课程节选