Specifically, we have to take in this exact amount of energy in order to bump the electron up to higher energy level.

特别的，我们严格需要,这么多,来把电子，提升到更高的能级。

麻省理工公开课 - 化学原理课程节选

Sometimes it takes 4 or 5 years in order to get some level of competency.

有时候它需要4到5年才能达到一定的水平，

学第二外语的时候 - SpeakingMax英语口语达人

And so we are going to use that in order to construct some energy level diagrams.

我们就准备使用它,来建立一些能级图。

麻省理工公开课 - 固态化学导论课程节选

We can reflect on our first order or base level experiences.

我们能反思基层的体验。

耶鲁公开课 - 死亡课程节选

O Right there, order n. So I have order n operations at each level in the tree. And then how many levels deep am I? Well, that's the divide, right? So how many levels do I have?

在这儿,所以我在树的每个层次都要做O的操作,那个这棵有多少层呢？,这是一个除法，不是吗？

麻省理工公开课 - 计算机科学及编程导论课程节选