But here, if I decide I'm going to store things not in x and y, but with some other set of names, for example, I've gotta go back into these pieces of code that use the points, and change them. So I've lost modularity.

除了要改下借口,但是这里，如果我决定，我不把值放在x和y中，而是和其他一些变量名进行绑定,例如这样的话,我就得回到使用这个点的代码，那儿去做更改了。

麻省理工公开课 - 计算机科学及编程导论课程节选

So the easy ones are on the diagonal: you both get B- if we both choose Alpha; we both get B+ if we both choose Beta.

这样就更直观了,如果我们都选α的话得B-,如果我们都选β的话得B+

耶鲁公开课 - 博弈论课程节选