As you come to the top of the building, the elevator has to decelerate, so that it loses its positive velocity and comes to rest.

当你要到顶时,电梯需要减速,此时电梯速度减小最后静止

耶鲁公开课 - 基础物理课程节选

Are there other indicators or tricks or rules of thumb that just off the top of your head come to you as useful mechanisms for doings this as well?

当然还有没有其他的,一些暗示或者说技巧,或者规则之类有用的办法呢？

哈佛公开课 - 计算机科学课程节选

So you can think of it as left or right, top to bottom, or whatever, the point is they come next in RAM.

你可以想象它们为left或者right，从上到下，要点是它们在内存中紧随其后。

哈佛公开课 - 计算机科学课程节选