And for reference, incidentally, in case you ever forget what the point of some exercise was, I'll almost always comment the code up top with a quick sentence or two that reminds you what this program does.

顺便作为参考，为了避免我们可能忘记一些代码的意思，我通常会用一两个简单的句子,在上面作出注释,那样会提醒我们这个程序是干嘛的。

哈佛公开课 - 计算机科学课程节选

It's almost as if the entire point of a pastoral is that it is set in a world that neither the urbane poet nor the urbane reader has actually any real experience with.

似乎田园诗的全部意义就在于它的背景设在田园,而不管是都市诗人还是都市读者,都没有任何实际的田园经历。

耶鲁公开课 - 弥尔顿课程节选

If we did a--if we go another two decimals-- if we did a million policies, then we would--this would almost just be a spike here at that point, so that's the concept of insurance.

如果我们在一万后面加两个零,如果我们签了一百万份保单,那么这条曲线基本就是尖形了,这些都是保险的相关概念

耶鲁公开课 - 金融市场课程节选