And those instructions, by the way, are very simple: they're things like, take the value out of two places in memory, and run them through the multiplier in here, a little piece of circuitry, and stick them back into someplace in memory.

顺便说一句，那些指令非常简单：,他们从记忆存储器中,取出两个位置的结果，在倍增器中运行，一小部分电路，再将它们插回存储器中的某些地方去。

麻省理工公开课 - 计算机科学及编程导论课程节选

If there are less than two elements there I just check one or both of those to see if I'm looking for the right thing.

列表里是否剩余超过两个元素？,是否剩余不足两个元素,这里面我就挑一两项来检查下是否运行正常。

麻省理工公开课 - 计算机科学及编程导论课程节选

This code does swap the two values, A and B. However, when I run this program, something happens.

这个代码没有交换那两个值，A和B，但是，当我运行这个程序时，有些事情发生了。

哈佛公开课 - 计算机科学课程节选