"We need to do a much better job of making sure that what's in those vending machines is very consistent.

VOA: standard.2010.03.09

So if we look at sulfur, what we need to do is take the valence electrons in sulfur, and there are 6.

因此如果我们来看硫原子的话，我们需要做的是,将硫的价电子，有六个。

麻省理工公开课 - 化学原理课程节选

So, then all we need to do to determine which elements that corresponds to is take a look at our periodic table.

因此，我们需要做的只剩下,在元素周期表中寻找,对应的元素有哪些。

麻省理工公开课 - 化学原理课程节选

We do not conceal those. But we agree on one thing: we need to do our best in order to achieve stability there,"

VOA: standard.2009.05.07

I know it's boring, but we need to do it so you know what the ground rules are.

我知道这很无聊，不过为了让你们了解规则,我们必须得做这个。

麻省理工公开课 - 计算机科学及编程导论课程节选

The issue is also climate change here. So,we need to do some research on the impact of climate change and how we can adapt to that.

VOA: standard.2009.10.06

This is an area we have identified process we need to do a better job with.

过程已经确定了,我们要完成得更好些。

麻省理工公开课 - 媒体、教育、市场课程节选

So we need to do that for the sake of peace and security,".

VOA: standard.2009.10.20

we have ignored all the things we need to do to intergrate rising powers.

我们忽略了所有该做的事情,与新兴大国建立紧密合作。

普林斯顿公开课 - 国际座谈会课程节选

We need to do more about jobs in this country, more to protect people's homes in this country and this demonstration is a means of bringing it to the government's attention,".

VOA: standard.2009.03.28

And, what we need to do is to get this.

我们需要做的就是得到这个。

麻省理工公开课 - 固态化学导论课程节选

"I think that survey shows that, as minorities and women pursue a STEM career, they have to face a number of barriers along the pipeline (SAYING...) and what we need to do as a society is really understand what these roadblocks are."

VOA: standard.2010.03.26

Maybe what we need to do is separate ourselves as much as possible from the influence of our body without actually going all the way and breaking the connection.

也许我们需要做的是,尽可能地把我们,和肉体对我们的影响分开,但是又不能真的彻底分开

耶鲁公开课 - 死亡课程节选

We do not need all people to come to Korle Bu in order to be upgraded in knowledge;

VOA: special.2009.06.17

They might articulate a need or a desire, but what we have to do is understand all the technology ingredients and how they're evolving.

他们可能会提出要求或是愿望，我们所要做的事情是搞懂,所有技术成分，以及它们如何演变。

斯坦福公开课 - 戴尔CEO-Michael.Dell谈创业和发展课程节选

"I don't see a need to overhaul the regulations. The regulations cover the major causes of pipeline failures,and we do not see any gaps."

VOA: special.2011.07.08

Once we sort of settle into this vocabulary, and once we get used to this clearly unquestioningly scientific perspective, why on earth do we need pseudo-statement or fiction at all?

一旦我们习惯了这种用语，一旦我们习惯了,这种科学视角，我们为什么还需要伪陈述和虚构呢？

耶鲁公开课 - 文学理论导论课程节选

We just need everyone to do their part -- and it's going to take everyone.

VOA: special.2010.06.07

Second, we take it very seriously that we need to translate the work we do to humans.

第二，我们是经过慎重考虑的,我们需要将试验的结果应用于人类。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

But why do we have wisdom teeth if we often need to get them removed?

VOA: special.2011.08.10

Despite that fact,I argue that we need to shift the pendulum and do more "positive research",or in other words, research that focuses on what works.

尽管如此，我还是认为我们该改变那比率,做更多“积极研究“，或者说，集中研究可行的事。

哈佛公开课 - 幸福课课程节选

And to do that, we need a lot of surveys and geological surveys on water preservation systems.

VOA: standard.2009.10.06

Fifty-two of you so far, so what we need are more people to get clickers, because some of these polls will be interesting to do.

目前为止有五十二个人,我需要更多的人能有个表决器,因为这样的投票会很有意思

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

And when monkeys can't give us the answers we need,only then, do we move to the chimpanzee."

VOA: standard.2010.02.16

I mean, it's a pity we can't kill people in experiments deliberately anymore, because we need to see how this works, but I can't do it.

我的意思是,很可惜我们不能在试验中故意杀人,只为了搞清其中的原理,我们不能那么做

耶鲁公开课 - 古希腊历史简介课程节选

Obviously,with a very strong message about fashion and sustainability, we need to be as sensitive to the environment in everything that we do."

VOA: standard.2010.01.31

Nuclear power, for example, may be our salvation when we run out of oil--or virtually run out of oil-- it seems to be coming up over the next several decades-- we're going to have to do that, we're going to need nuclear power.

比如说核能,在石油资源枯竭,或快要枯竭的时候,也许再过几十年,这一天就会来临,核能可能成为我们的救世主,那时我们就需要核能源了

耶鲁公开课 - 金融市场课程节选

"We do not need to be importing a massive poverty stricken, poorly educated welfare class."

VOA: standard.2010.04.12

By "Present," We mean-- we will pick some part of the universe we want to study and we will ask, "What information do I need to know for that system at the initial time, like, right now, in order to be able to predict the future?"

我们所说的"现在",意思是,我们会选取客观世界某一部分来进行研究,然后我们就会问,我们需要什么信息去了解,初始时刻的系统,比如现在,进而能使我们能够预测未来呢

耶鲁公开课 - 基础物理课程节选

So again if we look at this in terms of its physical interpretation or probability density, what we need to do is square the wave function.

如果我们从物理意义或者,概率密度的角度来看这个问题，我们需要把波函数平方。

麻省理工公开课 - 化学原理课程节选