And actually, a question that might come up, I just explained, the sodium channel, you might say, well, how do potassium channels work then, because I can understand how you can filter something big out, but how do you filter out something small.

实际上，可能大家会问一个问题，我刚解释过，钠离子通道，你可以说，好吧，那么钾离子通道该如何起作用呢，因为我可以理解你是如何把大东西过滤掉的，但是你如何把小东西过滤掉呢？

麻省理工公开课 - 化学原理课程节选

But if you say, well, I don't know how to do this, I am not going to bother, don't grade the paper.

但是如果你说，好吧，我不知道怎么做这个，我想麻烦，别给试卷评分。

麻省理工公开课 - 固态化学导论课程节选

So how do you feel call to this, but how did you like to say, I remember when I told my parents I was going to seminary, So I think there is a similar identity.

你对于做教士这件事是怎么想的，你当时是怎样想到，我记得当时对父母说我要去神学院时，所以我们的这种经历是类似的。

普林斯顿公开课 - 人性课程节选

So you can actually say, how do I know which methods are associated with the class? For that, we can call dir. And what it does, is it gives me back a listing of all the things, dir all the methods, that are associated with it.

我们开始建立类了，我们得到了这些方法,因此实际上你可以说，我怎么知道，哪些方法是关联与这些类的？,为了解决这个问题，我们可以调用，这个方法的作用。

麻省理工公开课 - 计算机科学及编程导论课程节选

My favorite moral dilemma is as I'm walking down the street and I see somebody I sort of know, do I avoid eye so we don't have a conversation or do I say, "Hey. How are you doing?"

我最喜欢的道德困境是,当我走在大街上时,我看到一个不是很熟的人，我要转移视线，免得要跟他交谈吗,还是我说”你好吗？“

耶鲁公开课 - 心理学导论课程节选

For a driver, for instance, when I ask you to rank how good you are as a driver, what people often do is they think--they say, "I'm better than average," but what they do is they focus on one aspect of their driving.

例如，拿司机来说，当我叫人们给自己的开车技术打个分时，人们通常会认为，“我比一般人好”,但其实他们只看到了开车的一个方面。

耶鲁公开课 - 心理学导论课程节选