So you'll just have to survive these two very historical survey lectures, because it's material that you need to know.

所以你们得熬过两堂历史回顾课，因为你们需要了解这些内容。

耶鲁公开课 - 新约课程节选

I don't expect you'll all immediately grab it, but you will need to understand it before the quiz comes along.

我不期望你们马上就能掌握，但是你们需要在,考试前弄懂它。

麻省理工公开课 - 计算机科学及编程导论课程节选

So, there's more detail on your syllabus -- a detail of what we'll cover every day, but these are the kind of basic things that were covering, and you don't need to write this down, you'll become familiar with it as the semester goes on.

这在你们的教学大纲上写得更详细-,包括我们每次上课的内容，这些东西都是我们会遇到的最基本的问题，你们现在不需要记，在这个学期中，你们会慢慢熟悉起来。

麻省理工公开课 - 化学原理课程节选

Now we'll guide you through it as you'll see in the specs as to what holes you need to fill in within the framework.

现在我们将引导你，从而你可以从说明书中看出,需要在框架中填写什么内容。

哈佛公开课 - 计算机科学课程节选

We'll think about it in section, how you don't need to vaccinate everybody, but you just need to vaccinate a critical number in order to stop the disease from progressing through a community.

我们在讨论会上讲这个,为什么不需要给每个人都接种,但你只需要让接种人数达到一个临界值,就能阻止这个疾病在社会中传播

耶鲁公开课 - 生物医学工程探索课程节选

Again it doesn't require the effort that you'll need in 55 or in English 10A.

再一次它不需要你像55号课和10A号英语课那样的努力。

哈佛公开课 - 幸福课课程节选

You might be asking where the 2 p z orbital is and we'll get to that soon once we need it.

你可能会问2pz轨道在哪里,我们等会就会讲到这个问题。

麻省理工公开课 - 化学原理课程节选

Computing square root. I'm going to capture it in a piece of code, I'm going to be able to refer to it by a name, and I'm going to suppress the details, meaning inside of that computation, you don't need to know what it does. You just need to know, if I give it the right kind of input, it'll give me back an input that satisfies the contract that I set up.

比如计算平方根,我会用一段代码来说明,我将给它命名,并且忽略细节,意思就是在这一段计算过程中,你不用知道它做了什么，你只需知道，如果我进行了正确的输入,它将会给我符合条件的输出。

麻省理工公开课 - 计算机科学及编程导论课程节选

And on Friday in class, at the beginning of class, I'll go over just in all the detail you could possibly imagine everything you need where it is, what you do, what kind of calculators you can bring, which by the way are any calculator.

在周五那节课开始的时候，我会详细地告诉大家,你们所能想到的,在哪考，你要做什么，什么样的计算器可以带，顺便一提的是，什么样的计算器都可以。

麻省理工公开课 - 化学原理课程节选

This is what's called the Bohr radius, and we'll explain - hopefully we'll get to it today where this Bohr radius name comes from, but for now what you need to know is just that it's a constant, just treat it like a constant, and it turns out to be equal to or about 1/2 an angstrom.

它叫做玻尔半径，我们后面会解释,希望我们今天可以讲到,波尔半径这个名称的由来，但现在你们只要记住,它是一个常数，只要把它当做一个常数对待，它等于,或者是1/2埃。

麻省理工公开课 - 化学原理课程节选