Our class,in fact, is just before lunch time, and I'm happy to say that when they do my class, they don't need lunch any more because they eat what they make."

VOA: standard.2010.05.14

Another way of saying it is, I can do this stop when I don't need to. All right?

另一种说法是，我能够停下来，当我不需要做的时候，对么？

麻省理工公开课 - 计算机科学及编程导论课程节选

because you've already done it or you don't need to do something because you've already done it before.

因为你之前已经做过，或者你觉得因为之前做过就没有必要再做了。

I've already 课堂 - SpeakingMax英语口语达人

And I had mentioned several times thatyou do not need to memorize the majority of the equations and you don't need to memorize any physical constants.

另外我已经提过好几次了,绝大多数的公式大家都不需要去背,也不用去记任何物理常数。

麻省理工公开课 - 化学原理课程节选

I think it's fairly clear that you don't need to appeal to souls in order to do that.

我想大家应该能非常清楚地看到,这样的诉求并非是必须的

耶鲁公开课 - 死亡课程节选

You know when you add 2 polar forms, you add the radii together, you don't add the angles together, you need to do it in Cartesian form.

表示形式的不同理解，返回给你了不同的值，这也就带来了一系列的问题，第二个问题是。

麻省理工公开课 - 计算机科学及编程导论课程节选

They don't need your help to do that.

不需要任何外力作用

耶鲁公开课 - 基础物理课程节选

It's easy to do. You don't need rex.

很容易做，不需要推荐。

哈佛公开课 - 幸福课课程节选

The study of what you don't need your brain to do has often drawn upon this weird methodology where— This was actually done in France a lot where they would decapitate people and when— After they decapitated people, psychologists would rush to the body of the headless person and sort of just test out reflexes and stuff like that.

对那些无需大脑参与行为的研究,经常会用到一种古怪的研究方法,实际上这种研究曾在法国出现过多次,因为在法国,犯人会遭到斩首,当犯人遭到斩首后,心理学家们会冲到无头躯体那里,检验躯体的反射行为,以及一些其他的行为

耶鲁公开课 - 心理学导论课程节选

Now before I do that, I don't need the people at home to see this, but how many of you were here last time? How many of you were not.

在家看视频的人不必关心这个,上节课你们多少人来了,多少没来

耶鲁公开课 - 博弈论课程节选

I don't need to do anything more than that.

就这么简单

耶鲁公开课 - 聆听音乐课程节选

And if you have your calculator all set up as you love and you don't want to change it, then maybe you should just go and get an $8.00 scientific calculator that doesn't have any of the graphing functions, because you don't actually need them, so that's a better option for you, you can do that as well.

如果你的计算器里已经按照你的喜好编好了,而你又不想改动，那么或许你可以,去再买一个八美元的科学计算器,它没有任何绘图功能，因为实际上你也用不到这些，所以这对你来说是一个更好的选择，你也可以这样做。

麻省理工公开课 - 化学原理课程节选

Now, there's some things you don't actually need your brain to do.

事实上,有些活动并不需要大脑的参与

耶鲁公开课 - 心理学导论课程节选

All right, if this is purely a test of, if this is true do this otherwise I don't care, I don't need the ELSE clause in there to identify it. All right?

好，如果这真是一个测验，用来测试如果是真的那么进行一些操作,否则的话我不在乎，那么我不需要ELSE语句,来进行声明了对不对？

麻省理工公开课 - 计算机科学及编程导论课程节选

I don't care how you do it on exams or on problem sets, but you do need to be aware that the 3 d once filled is lower in energy than the 4 s, and the reason you need to be aware of that is if you're asked for the electron configuration now of the titanium ion.

我不关心你们在考试或者,问题集中如何做它，但是你们的确需要知道3d一旦被填充,它的能量是小于4s的，你们需要知道这个的原因,是如果你现在被要求,写出钛离子的电子构型。

麻省理工公开课 - 化学原理课程节选

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