I think I had managed to get to this point here where I show what happens when the cation, here sodium, is in contact with the anion here, chlorine.

我想我能回到这儿,当阳离子，在这里是钠，和阴离子，氯离子接触会发生什么。

麻省理工公开课 - 固态化学导论课程节选

Code is right here. And all it's doing is when I'm getting into the different places I'm simply printing out information about where I am. What I want you to see palindrome is notice what happened here.

代码就在这儿,它的作用是当我运行到不同地方时,就输出我所在方位的信息,我想让你们看的就是注意这儿发生了什么,好了我调用了一个。

麻省理工公开课 - 计算机科学及编程导论课程节选