"We need an army of people who are equipped to know how to work at all levels and all scales, from protecting animals in the wild to providing shelter to them in zoological parks if necessary."

VOA: special.2010.06.22

Then they test you to make sure that you have adequate protection, and some people need an additional shot after that.

然后医生会检测以确定你已获得了保护,有些人在测试完后需要再打一针

耶鲁公开课 - 生物医学工程探索课程节选

And I really need an extra day off that would help me a lot.

我真希望能多休息一天，这对我有很大的帮助。

I'd like 实战 - SpeakingMax英语口语达人

"It does not cover the nuclear issue. That's precisely why we think we need an early meeting.

VOA: standard.2009.09.11

So we need an experiment that will enable us to measure this quantity.

因此需要设计实验,来测量它。

麻省理工公开课 - 热力学与动力学课程节选

Tomscheck says his agency would need an additional of giving all applicants polygraph tests.

VOA: standard.2010.03.11

He feels like it sort of takes away his innocence as a filmmaker. Then also in the reading, he mentioned that he doesn't believe that you need any film knowledge to make a good movie. You just need an understanding of culture and of human history.

他感觉那样有如夺走了他作为一个电影制作者,所需要的纯真，在阅读材料中，他还提到,他认为要拍一部出色的电影,其实并不需要任何专业知识,只要对文化和人类历史有所了解就可以。

麻省理工公开课 - 电影哲学课程节选

Hey. Glad you're here. We need an umpire.

VOA: standard.other

So it does that for us so that you can get away with just knowing the address of the first byte and it will make sure that you know when to stop by including the special value so, in fact, get the string if you type in a three-letter word, we allocate four bytes no matter what because we need an additional byte 0 for this special sentinel value back slash zero at the very end.

它为我们做了这些事情，这样我们就可以,通过第一个字节的地址,它还可以通过包含一个特殊的值,来保证在哪里停止，如果你输入了一个三个字母的单词,就可以获得那个字符串，不管怎样，我们分配四个字节,因为我们在末端需要一个额外的字节,来保存这个特殊的标志值--反斜杠。

哈佛公开课 - 计算机科学课程节选

"We have to improve health care in general for everyday need and everyday purposes and if it does not work on an everyday basis of course in a crisis or in a disaster it is not going to suddenly work better,".

VOA: standard.2009.10.14

And then they say, "We don't need an extra player, sorry."

但他们却说，“我们已经招满队员了，很遗憾。”

I was 课堂 - SpeakingMax英语口语达人

He says that would reduce the need for an American missile-defense system proposed for the Czech Republic and Poland.

VOA: special.2009.03.07

But I think it is something that we would need evidence for I'm very much an empiricist on those things.

但我觉得我们需要证据来证明,在这方面，我真的是一个经验主义者。

普林斯顿公开课 - 人性课程节选

You need that immediacy of feedback, and we're not convinced that that can happen across an Internet connection.

VOA: special.2011.04.21

We need to throw in an extra clause to deal with branching, splitting cases,of the sort that I've just been talking about.

我们需要加一个额外条件，来处理我们上述的分歧案例。

耶鲁公开课 - 死亡课程节选

"This is an opportunity to help a neighbor in need, in desperate need, and to do it with swiftness, expertise,generosity and love."

VOA: special.2010.02.01

So, for example, we were talking about a threshold frequency as in a minimum frequency of light that you need in order to eject an electron from a metal surface.

举个例子来说，我们谈论的临界频率是,光从金属表面逐出一个电子,所需的最小频率。

麻省理工公开课 - 化学原理课程节选

Still,it says, there is an immediate need for the international community to continue and increase its investment in the fight against malaria.

VOA: special.2010.04.20

This has outcomes in it, it's an outcome matrix, but it isn't a game, because for a game we need to know payoffs.

这个游戏有不同的结果,我们用结果矩阵来表示,但是它不是一个博弈,因为我们必须知道收益才能进行博弈

耶鲁公开课 - 博弈论课程节选

The new capsule could also be used if astronauts need to leave the station in an emergency.

VOA: special.2010.04.28

Now, why do you need a cell mediated immune response if you have an antibody response?

为什么你还要有细胞免疫反应呢,你已经有抗体应答了啊

耶鲁公开课 - 生物医学工程探索课程节选

Mike Lizotte of American Meadows, an online store, says before you start, you need know whether to plant tender bulbs or hardy bulbs.

VOA: special.2011.04.12

It says that, "If a body has an acceleration, then you need a force and the relation of the force to acceleration is this thing."

它是这么说的,"如果一个物体有加速度,那么你需要有一个力,力和加速度的关系是这样的"

耶鲁公开课 - 基础物理课程节选

President Obama recently said it was time for credit card reform: "Instead of an 'anything goes' approach, we need strong and reliable protections for consumers.

VOA: special.2009.05.22

And I mentioned three reasons, Why we need it as an independent field as opposed to just being " "well,let's do some studies on happiness,on relationships" ? as it is always being done?

我提到了三个原因，为何我们把它作为独立的研究，而不简单地,“研究一下幸福和爱情“,不像一贯人们所做的那样？

哈佛公开课 - 幸福课课程节选

People can become disabled. They may even need to have an arm or leg removed.

VOA: special.2009.04.06

In our consideration of Genesis 1 and 2, We first need to consider a Babylonian epic, an epic that is known Enuma elish By its opening words at the top of the column over there, Enuma Elish, which means "when on high," the opening words of this epic.

在我们学习《创世纪》第一章和第二章时，我们首先要了解一部巴比伦史诗,它因开篇第一句被人们所知，它的意思是，当在天国时，这就是开篇的话。

耶鲁公开课 - 旧约导论课程节选

So she started an organization that gives money to young women scientists who need help paying for someone to care for their children and homes.

VOA: special.2009.05.13

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

Well of course it's an important value to have in general that in order to be good neighbors in the world we need to understand it, we need to-- if we're going to be good citizens in the world we have to know what other people are doing and what's affecting us.

总的来说,它的重要之处在于,为了成为世界上其他国家的好邻居,我们要懂得,如果要成为世界上的一个好公民的话,我们得知道其他国家的人在做什么,是什么在影响我们

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选