So what we want to do, is, I guess another way of saying it is, efficiency is really about choice of algorithm.

因此我们想做的就是，换种说法，效率实际上是算法的选择，我们想要培养你们。

麻省理工公开课 - 计算机科学及编程导论课程节选

I want to talk about efficiency, and we're going to, or at least I'm going to, at times also refer to this as orders of growth, for reasons that you'll see over the next few minutes.

为什么是很有价值的，我想要讨论下效率，我们将会，或者至少我将会不时的，提到有序的增长,原因你们很快就会明白的。

麻省理工公开课 - 计算机科学及编程导论课程节选

And I just want to write those because what I really want to get at is what's the efficiency of the whole thing?

我写出这些的原因,是我真正想得到的是,它的效率？

麻省理工公开课 - 热力学与动力学课程节选