So, let's begin with another of those scenes on 213 that Nabokov points out to us, the Kasbeam barber. Why did it take him a month to come up with the Kasbeam barber? What's going on in this tiny snippet that's so important? So here it is.

那么，我们从213页纳博科夫向我们指出的另一个,场景开始：理发师加斯比姆，为什么他花了一个月的时间,来创造理发师加斯比姆的形象呢？这个小片段里,发生了什么重要的事情呢？我们来看这里：

耶鲁公开课 - 1945年后的美国小说课程节选

Now, you realize that... By the way, when you draw a vector like A, you're supposed to put a little arrow on top.

现在,大家应该发现...,顺便提一下,当你画了一个矢量,比如 A 时,上面要加个小箭头

耶鲁公开课 - 基础物理课程节选

If you don't put an arrow on top, it means you're talking about just a number A.

如果不加这个小箭头,也就意味着你只是在讨论一个数字 A

耶鲁公开课 - 基础物理课程节选