We have not been as focused as we need to be on all the various steps that are needed in order to deal with Afghanistan."

VOA: special.2009.02.21

Well, this is in a stationary orbit so we need to have a standing wave. Not to scale.

在静止的轨道中,我们需要的是驻波，不是要去测量。

麻省理工公开课 - 固态化学导论课程节选

To be honest, I'm not sure if you need to have gone to undergraduate

老实的说，我不确定你是否要有本科学历，

想成为律师的话 - SpeakingMax英语口语达人

They do not have enough money to pay for what they need.

VOA: special.2009.10.18

It might not have any electrons in it, but it still exists, so you need to draw these into your molecular orbital diagram.

也许它里面没有电子，但它是存在的，所以你需要在分子轨道图里画出来。

麻省理工公开课 - 化学原理课程节选

But we are going to need you, not just here today, but you're going to have to go home and take some of what you've learned here and teach your families and folks -- the other kids in your schools who haven't had a chance to come, and figure out how you guys can get other people in your lives moving."

VOA: special.2010.06.07

And in these experiments we not only need to learn what has been learnt, but also have to learn what it is that we don't know.

在这些试验里我们不仅,要知道已知的知识，还要知道,我们不知道的内容。

麻省理工公开课 - 媒体、教育、市场课程节选

"It is everywhere. So you do not need to have a party to get the swine flu.

VOA: standard.2009.12.18

Fast forward mid-semester when we talk about cryptography and scrambling information, we need the ability to express ourselves in words, not just numbers, and we have that already.

回想一下期中的时候，我们讨论过密码学,和一些不规则信息,我们需要话语来表达自己，而不是数字，其实我们已经有了。

哈佛公开课 - 计算机科学课程节选

But,they also are most likely not to have the information they need that could save their lives.

VOA: standard.2009.09.04

And, so, as things are going downhill many people in Paris said look, we must keep fighting, but we must imagine a different world where--we have, we're being betrayed by the provinces that are not helping us, and we need to have help from the provinces.

于是局势日渐危急,许多在巴黎的人说,我们必须战斗,我们要想象出一个全新的世界,有些省份对我们坐视不理,我们被遗弃了,我们需要其他省的援助

耶鲁公开课 - 1871年后的法国课程节选

They have not just lost the paycheck they need to live; they are losing the sense of dignity and identity that comes from having a job,".

VOA: standard.2009.12.04

Now--it's important to bear in mind that this view is perfectly compatible with being a physicalist, after all we're not saying that in order to have personalities you need to have something not unphysical.

你们必须牢记，这个论调,与作为物理主义学者的身份,并不冲突，我们并不是说,要接受人格存在的概念,你就必须接受一些非物质的思想。

耶鲁公开课 - 死亡课程节选

"It may turn out that H1N1 runs its course like ordinary flus, in which case, we will have prepared and we will not need all these preparations,"

VOA: standard.2009.05.01

I probably would not have worked as hard, and you don't need to.

说不定就不像现在这样用功学习了，因为没有这种压力，我可能不需要这么用功。

都是天才 - SpeakingMax英语口语达人

U.S.coach Mark Johnson said that fans need to be patient with teams that are trying to develop in a sport where they do not have a strong tradition.

VOA: standard.2010.02.15

So we need to have a method not designed to give us unwarranted confidence.

因此我们需要一种不会给,我们这种无保证的自信的方法。

麻省理工公开课 - 计算机科学及编程导论课程节选

He told them it is critical to continue the effort to transfer skills and tools to Afghans so foreigners do not need to have a permanent presence there.

VOA: standard.2009.09.04

as the surgeon, you are the captain of the ship, but you are not there alone, so you need to have a team with you.

作为一名外科医生，你就像是一艘船上的船长，但并非孤身一人，你需要一个团队一起协作。

普林斯顿公开课 - 领导能力简介课程节选

"Even though we have slowed the loss of jobs,and today's report on the continued decline in unemployment claims is a hopeful sign, the economic growth that we have seen has not led to the job growth that we desperately need,"

VOA: standard.2009.11.12

For those of you just walking in now, you might not have a chance to get all of the thought process that you need in on this clicker question, because it is based on a Lewis structure, so we will go over it.

那些刚刚进来的同学，你们可能没有机会时间来回答,因为答案是基于Lewis结构上的,所以我们赶紧看一下。

麻省理工公开课 - 化学原理课程节选

Senate Foreign Relations Committee Chairman John Kerry said after meeting the Pakistani envoy that the legislation does not need to be changed but that Qureshi would get written clarifications of terms of the measure he said have been inaccurately characterized by some quarters.

VOA: standard.2009.10.13

The cattle are very thirsty at this point, the rains have not come yet, they need to get to the water points, and water points are dried up all along those regular migration routes, and that has been one of the causes of the friction."

VOA: standard.2010.03.23

"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

Russia agrees with us on that,". "At the same time that we are very vigorously pursuing this track, we are aware that we might not be as successful as we need to be so we have always looked at the potential of sanctions in the event that we are not successful, that we cannot assure ourselves and others that Iran has decided not to pursue nuclear weapons,"

VOA: standard.2009.10.13