Remember we said we design lists so that the access, no matter where it was on the list was of constant time.

记住我们说过我们创建了,一个列表它就是这么访问的,无论它在列表的哪个位置。

麻省理工公开课 - 计算机科学及编程导论课程节选

That is to say, I'm going to go back to a node I've already visited.

也就是说我将要,返回我访问过的节点。

麻省理工公开课 - 计算机科学及编程导论课程节选