We don't pay attention to them when they are going beyond three, but now we know we need that.

我们以前并没关注他们,对三维以上空间的研究,但是现在我们知道也需要关注那些东西

耶鲁公开课 - 基础物理课程节选

And it's pretty expensive to do so because I think they know you need to do it.

这样做很贵，因为我想他们知道你需要这么做。

公共交通更方便 - SpeakingMax英语口语达人

I think that theological positions need to change and we know that can, look at how they've changed in Christianity regarding women, not perfect, but, regarding women, the end of human chattel slavery.

我认为一些相关的神学观点需要变革,这是完全有可能的,看看基督教对于妇女的观点的变革吧，虽然不算完美，但的确有所改变，还有奴隶制的废除。

普林斯顿公开课 - 人性课程节选

But for right now, all you need to know is that all of these generals, although they were Macedonians and spoke Macedonian and not themselves Greek, but they had, just like Alexander, they had adopted Greek language, Greek culture.

不过目前，你们只要知道所有四位将领，虽然都是马其顿人，说马其顿语,不是希腊人，但是他们和亚历山大一样，使用希腊语，希腊文化。

耶鲁公开课 - 新约课程节选

There's the base case. If it's longer than one, what do I want to do? Well I'd like to check the two end points to see are they the same character? And if they are, then oh, I just need to know is everything else in the middle a palindrome?

如果只有一个元素也是回文，这是基本事件,如果比一个长的话那么我应该怎么做？,我将会查看两头是否相同？,如果是的,我只要知道中间剩下的部分是不是回文即可？

麻省理工公开课 - 计算机科学及编程导论课程节选

stdio c So somewhere there's standard IO dot C, stdio h somewhere they're standard IO dot H, but, for me, right now, the only file I need to know about is the dot H, -- because what Sharp include really does -- it's what's called a preprocessor directive.

所以某个地方有一个，现在对于我来说它们是，我只要知道那个，h文件，因为Sharp包含的-,叫做预处理指令。

哈佛公开课 - 计算机科学课程节选

you don't need to go to high school if they'll hire you, you know, whatever.

如果他们答应给你工作，你连高中都不用上。

想成为律师的话 - SpeakingMax英语口语达人

So, we need to take a look at the question of what they are, and how we know about them, and so on.

那么,我们得了解什么是诗歌,如何学习研究诗歌,等等

耶鲁公开课 - 古希腊历史简介课程节选

You don't need to know those, but just because it's a special case with the hydrogen atom, they do tend to be named -- the most important, of course, tends to be the Balmer series because that's what we can actually see being emitted from the hydrogen atom.

你们不需要记住,但因为这是氢原子的特例,人们想要命名它，最重要的是当然是Balmer系,因为它是我们可以看到的,从氢原子放出来的光谱。

麻省理工公开课 - 化学原理课程节选