So I haven't done magic, I've given you a really fast way to solve a knapsack problem, but it's still exponential deep down in its heart, in something.

所以我并没有施魔法，我已经告诉了你,一种快速解决背包问题的方法了,但是某些方面它的核心仍然是指数增长的。

麻省理工公开课 - 计算机科学及编程导论课程节选

So maybe you can tell me where you got yours.

所以也许你能告诉我在哪里买的。

I can't help but 实战 - SpeakingMax英语口语达人

So, I need to tell you how you're doing the expansion, because that's going to tell you how much energy you're wasting during that expansion.

所以我需要告诉你,膨胀是如何进行的，因为这会告诉你,在这次膨胀中,浪费了多少能量。

麻省理工公开课 - 热力学与动力学课程节选

So how would we go about solving this problem if I told you not only was there a maximum weight, but there was a maximum volume. Well, we want to go back and attack it exactly the way we attacked it the first time, which was write some mathematical formulas.

有些时候两个都重要,所以如果我告诉你这里不仅有,最大重量还有最大容量，我们应该怎么解决这个问题呢？,好了，我们想回过来然后,和第一次一样看看这个问题。

麻省理工公开课 - 计算机科学及编程导论课程节选