Now,for this business to work, we must be able to produce a charming widow, with or without the beauty, as advertised."

VOA: special.2010.04.24

But it's a good story, Joule decided that there must be a direct relationship between work and heat.

所以说，这只是一个不错的故事而已，焦耳认为功和热之间,一定具有某种直接的联系。

麻省理工公开课 - 热力学与动力学课程节选

Then your daughter must be a really good singer.

你的女儿唱歌肯定非常好听。

成功加入合唱团 - SpeakingMax英语口语达人

It is easy to tell that it must be a cold day because several of the men are sitting near a wood stove for warmth.

VOA: special.2010.03.17

And if it is going to be a standing wave then this must be an integral number of wavelengths.

如果这有个驻波的话,那么周长就是个整数。

麻省理工公开课 - 固态化学导论课程节选

But for football glory, the World Cup must be a part of the journey.

VOA: special.2010.06.09

If there is atmosphere in the passage I'm about to quote from Macbeth, it must be atmosphere of a certain kind and there for a certain reason.

如果下面这篇《麦克白》里的选段有所谓的“气氛“,那这种气氛一定因为某种原因以某种形式存在着。

耶鲁公开课 - 文学理论导论课程节选

"The goal must be a model in which protectionism gives way to openness, the reins of commerce pass from the few to the many and the economy generates jobs for the young.

VOA: special.2011.05.27

Let's search to see though now if a million is in this list, or 10 million, whichever way I did this it must be a million, right?

不管我选哪个，数都挺大的对不对？,用嘴基本的方法，噢，花的时间有点长,好，而用二分法呢？

麻省理工公开课 - 计算机科学及编程导论课程节选

The more I thought of it the more I realized that any hole in the ground that could house such a gigantic army of bats must be a whale of a big cave .

VOA: special.2009.12.07

What q2 makes this equal to 0 and Katie's answer is solving out the algebra here is that q2 that solves this must be a - c over b.

2为何值时这个算式等于0呢,凯特回答其实就是算出这个的解,即,q2=/b

耶鲁公开课 - 博弈论课程节选

"The more I thought of it the more I realized that any hole in the ground that could house such a gigantic army of bats must be a whale of a big cave ...

VOA: special.2011.04.11

Even though we have a noun, the smile, that if you're not careful might lull you into thinking there must be a thing, the smile.

即使我们有笑容这个名词,如果你不够谨慎,可能会想当然地认为,一定存在着笑容这一事物

耶鲁公开课 - 死亡课程节选

Change,he insists,must be authentic. "We must tell the American leadership that the change is talking about is a must,".

VOA: standard.2009.03.21

I could say "this must be a great day for you" or "you must be a lot of--under a lot of stress or you must want something."

我会想“你今天一定碰到什么好事了”,或者想”你今天一定压力很大了“,或者”你一定是有事相求了“

耶鲁公开课 - 心理学导论课程节选

President Obama said the U.S.government must be able to act decisively when information surfaces about a potential threat.

VOA: standard.2009.11.16

But there's a theoretical framework, and it will catch up with the French monarchs, among others, later-- that the ruler must be a father, a benevolent figure.

不过,有一种理论框架,使法国的君主终自食恶果,这种理论认为统治者必是父亲一样善良的人

耶鲁公开课 - 欧洲文明课程节选

But he said the failures that led to a potentially catastrophic breach in security must be addressed immediately.

VOA: standard.2009.12.29

Must be a couple of others - yeah-- contact lenses.

应该还有别的,对,隐形眼镜

耶鲁公开课 - 生物医学工程探索课程节选

They must be able to respond to a world that is likely to experience more extreme weather events, such as floods and hurricanes.

VOA: standard.2009.08.30

Well it happened because we clearly must have a faulty assumption This can't possibly be true.

是因为做了,一个错误的,这不可能是真的。

麻省理工公开课 - 热力学与动力学课程节选

What must be avoided at all costs is that this city becomes nothing but a tourist destination.

VOA: standard.2009.11.14

It's going to be cancelled next year. I won't get my money back.' Loans must be made even if the debt will be cancelled, for the simple reason that the problem of poverty is a terrible and persistent problem.

因为在来年贷款会被解除，他们就收不回自己的钱了,即使是债务会被免除，人们也必须给人借贷，这仅仅,是因为贫困是一个长久存在的可怕问题。

耶鲁公开课 - 旧约导论课程节选

In it,he says he would never boycott his trial, that there must be a fair solution.

VOA: standard.2009.10.26

And he says, "No, no, I'm too miserable and wretched," And the guy says, "Oh, you must be some kind of a merchant."

他推辞道,不,我的腿脚不利索,那些人答道,你肯定是到处兜售的商人

耶鲁公开课 - 古希腊历史简介课程节选

"If there was a failure to take appropriate action before the shootings, there must be accountability.

VOA: standard.2009.11.16

If you want to have high level of creativity, it's a must you have to be depressed.

如果你想拥有更高水平的创造力，必须承受抑郁。

哈佛公开课 - 幸福课课程节选

Fisher notes that not every stutterer in the Drayna study had the defective gene, meaning there must be a number of other genes tied to stuttering.

VOA: standard.2010.02.11

And what de Broglie said is well, if it's true that light, which has a wavelength can have momentum, then it must also be true that matter, which has momentum, also has a wavelength.

德布罗意说的是，如果光具有波长和动量是对的,那么物质具有动量和波长,也一定是对的。

麻省理工公开课 - 化学原理课程节选

The iniquity of his lips must be burned off by a live angelic coal, that the sinfulness of his lips we could think of it as the sinfulness of his voice, his poetic voice -- will have to be purged.

他邪恶的嘴唇必定会被天国燃烧的煤块烧掉，他的嘴唇的罪孽,我们可以认为是他所说的话的罪孽，他的诗句必将被净化。

耶鲁公开课 - 弥尔顿课程节选