Again, your common sense tells you, "Look, you are pulling something whose effective mass seems to be 5, the answer is 2."

你的常识会又一次告诉你,"你在拉一个相当于 5 千克的物体,所以加速度是 2 "

耶鲁公开课 - 基础物理课程节选

If I just come and say to you, "Here's the vector whose components are 3 and 5.

假如我问你们,"一个矢量的分量分别是 3 和 5

耶鲁公开课 - 基础物理课程节选

You have middle dialogues where you have to worry about whose views are whose.

对中期对话作品的鉴别,就比较困难,因为你无法明确观点与人物的对应关系

耶鲁公开课 - 死亡课程节选

And if you haven't yourself dived into your own problem set zero, whose PDFs are available online, realize that if something like this, given that it's a minute or so long, kind of looks you know, despite the cutesiness of it, kind of overwhelming in that you don't really know where to begin, how could you possibly sketch out this whole story line.

如果你还没有真正沉下心来,看习题集0，网上可以提供这些PDF文件，好好地感受一下像这样的东西，假定只有一分钟左右这么长,先不管它外表看起来是否可爱,也不管它让人无从下手的压迫感,你怎样才能勾勒出,整个故事最初的框架呢？

哈佛公开课 - 计算机科学课程节选