If they do make big bets maybe they get lucky once, or twice,or three times, but ultimately their luck is going to run out.

搏大了,可能会侥幸那么一次,两次或三次,但最终运气是会用完的

耶鲁公开课 - 金融市场课程节选

If you toss a coin twice and the first experiment doesn't influence the second, we say they're independent and there's no relation between the two.

如果你抛两次硬币,第一次的结果并不影响第二次的结果,所以我们说他们是相互独立的,这两次试验没有关系

耶鲁公开课 - 金融市场课程节选

Now, I've talked about laughter on two separate occasions and on each of the occasions when I talked in front of a large group like this somebody came up to me afterwards and said, "But I can."

我之前也有两次提到过笑,第一次,当我在这么一大群人面前讲完后,都会有人上来跟我说，“我可以”

耶鲁公开课 - 心理学导论课程节选

So O'Connor is giving us a version of the road, and I want you to keep this in mind because of course we're going to read On the Road, and we are going to see a major road trip in Lolita, actually two of them. So the iconography of the American road is something that is going to come back to us.

奥康纳让我们看到了一种版本的路，我希望你们将它在心里,因为我们肯定要读《在路上》,也会在《洛丽塔》里,看到一次重要的公路旅行，事实上，是两次,之后我们还会看到。

耶鲁公开课 - 1945年后的美国小说课程节选

You can add something else to the answer without invalidating it, and that is anything with one power of t in it, because if you take one derivative it'll survive, but if you take two derivatives, it'll get wiped out.

你可以往答案后面加上其它东西,而且不影响结果,也就是任何t的一次项,因为你求一次导数之后它还在,但如果你求两次导数,这一项就不存在了

耶鲁公开课 - 基础物理课程节选