这里列出了一些需要记住的重要事情，这样你就能确切地知道在你出发之前你需要做什么。

Here is a list of important things to remember, so you know exactly what you need to do before you take off.

youdao

他们哭泣是因为他们需要一些东西，或许是需要拥抱，或许是为了引起你的注意，无论是什么，重要的是你必须满足他们。

They are crying because they need something, it may only be a cuddle or some attention, but it is vital that whatever it is, you give it to them.

youdao

如果你需要编辑一些照片，它是最棒的，这没什么可说的，因为它包含所有你可能需要的工具。

If you need to edit some photos, it's the best, period, because it has every tool you could possibly need.

youdao

Before I do that though, let me try and give you an analogy to keep this in mind of why we want to basically build these abstractions and what we need in order to have them work together.

在我们看例子之前请让我打个比方,以便你们能记住我们,为什么要建立这些抽象,以及要使它们协调工作,我们需要做些什么。

麻省理工公开课 - 计算机科学及编程导论课程节选

I could generalize this pretty nicely. Imagine the same kind of idea where I want to simply say I want to take input of anything and try and see how to make sure I get the right kind of thing. I want to make it polymorphic.

对吧，我试着输入浮点数,我能更好的一般化它,想象下类似的想法，我需要输入些什么,然后看看输入的是否正确,我想使他更多元化些。

麻省理工公开课 - 计算机科学及编程导论课程节选

She can hear when the ambiguity creeps in between the words, and that tells her that she needs to find something out.

当这些含糊的东西，出现在字里行间，她能够听到它们并且感觉自己需要发现些什么。

耶鲁公开课 - 1945年后的美国小说课程节选