How are we going to get some of the essential elements out of those products and have them reused in the manufacturing process?"

VOA: special.2010.01.26

Well, it turns out that proteins are essential in driving this process too.

事实表明蛋白质在这个过程中,也起了重要的作用

耶鲁公开课 - 生物医学工程探索课程节选

So I have to take out what I think is the really essential part and cover them in the lecture.

所以我得选出我认为真正重要的部分,并在课上介绍这些内容

耶鲁公开课 - 基础物理课程节选

Secretary of State Hillary Clinton - speaking at a news conference in Monterrey,Mexico - said the civilian component is essential.

VOA: standard.2009.03.26

The plants can be deficient in certain things, especially fat soluble vitamins that come from meat and from essential amino acids.

植物中缺乏某些物质,特别是脂溶性维生素,那些只能从肉类和必需氨基酸中获得

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

About 10 percent or 200,000 of the displaced are sheltering in camps, which are providing for their essential needs.

VOA: standard.2009.07.03

As in "Mowing," Frost is writing about solitude, an essential loneliness.

写到“修剪草坪“，弗罗斯特是在写孤独，一种绝对的孤独。

耶鲁公开课 - 现代诗歌课程节选

Democratic House Speaker Nancy Pelosi has called a strong public option "essential" for any bill to pass in the House.

VOA: standard.2009.09.10

And for the Muslims on the world, believing in Judaism and Christianity is an essential thing.

对于全世界的穆斯林来说，信奉犹太教或基督教是非常重要的。

普林斯顿公开课 - 人性课程节选

And since natural gas is a major ingredient in fertilizer, the cost of this essential farm supply could go up,too.

VOA: standard.2009.12.12

I think the enlightened view is that these things are absolutely essential to trust in the market.

长远来看,监管机构对于构建市场诚信极为重要

耶鲁公开课 - 金融市场课程节选

"Big ears, big old jug ears like that." Pett says,cartoonists are essential to showing the lighter side of life, especially in difficult times.

VOA: standard.2010.03.20

I think it's important to get the spending cut too It's very...it's much more difficult to work on the spending in fact but that's essential.

我觉得，同时还应当削减财政支出呢,尽管事实上这个更难做到,但至少这一点至关重要。

斯坦福公开课 - 经济学课程节选

In short,it is essential that we learn the lessons of this crisis, or we risk repeating it."

VOA: standard.2010.04.24

The essential feature of this regime the polity Politea which in fact he gives the name politea the generic Greek word for regime.

这种政权的必备特色,事实上，他称之为,即希腊文中的政体的原字。

耶鲁公开课 - 政治哲学导论课程节选

In the aftermath of the crisis, Geithner says it will be essential to reform the financial system.

VOA: standard.2009.03.24

So in sum, Kaufman's argument is this: Israel conceived of the divine in an entirely new way. Israel's God differed from the pagan gods in his essential nature. The pagan gods were natural gods.

总而言之，考夫曼的观点就是：以色列从一种全新的角度,构想了神的世界，以色列的上帝与异教的众神,在本质上完全不同，异教的众神是自然的神。

耶鲁公开课 - 旧约导论课程节选

Although Israel says the blockade is essential for its national security, scenes like this have some in Israel questioning whether the closure has worked.

VOA: standard.2010.06.16

Now, all of these parts of the brains are essential and many of them are implicated in interesting psychological processes but where the action is is the cortex.

所有的这些脑组织都是必不可少的,它们中的许多都会参与到心理活动之中,但其实真正的反应则发生在大脑皮层

耶鲁公开课 - 心理学导论课程节选

"I think we've been very clear in our efforts that the resumption of talks is absolutely essential for the progress we seek toward a two-state solution."

VOA: standard.2010.04.30

In both cases, this becomes part of their self-identity. That's an essential part as my good friend, Linda Colley, who used to teach here and sadly is not here anymore.

在这两个国家中,这点是他们身份认同感中很重要的一部分,如同我的好朋友,琳达·科里,她以前是这里的老师,很遗憾现在不在耶鲁了

耶鲁公开课 - 欧洲文明课程节选

Bobby Booker,another Marine in the training program, says that cultural sensitivity is essential.

VOA: standard.2010.04.06

The primacy of reason and the pursuit of objectivity, therefore, both characteristic of the Western experience seem to me to be essential for the achievement of the desired goals almost anywhere in the world.

理性至上和追求客观,这是西方经验的两个特征,在我看来,这两点几乎在世界任何地方,对既定目标的实现都是至关重要的

耶鲁公开课 - 古希腊历史简介课程节选

He says the scarcity of doctors in India mades video treatment essential.

VOA: standard.2010.05.25

I think the essential element, in my mind, that makes it a crime is the idea that they decided at some point that their lives were more important than his, and that, I mean, that's kind of the basis for really any crime.

就我的认知，我觉得最重要的一点，之所以说他们构成犯罪,是他们认为，某种程度上，自己命比派克更重要，而这正是一切犯罪的动机。

耶鲁公开课 - 公正课程节选

And next year, the country is launching a small space lab to practice docking in orbit - an essential part of manned missions to the Moon and Mars.

VOA: standard.2010.04.21

Everyone agrees that the epic similes in Paradise Lost are different from the epic similes in any other epic poem, and everyone agrees - I'm just going to be presenting to you a sense of critical consensus here - everyone agrees that the similes are in some way absolutely essential to an understanding of this remarkable poem.

大家都同意中的诗意明喻,是和其他诗中的有所不同的，这是共识,-我将要向大家说明这一点,关于这点大家有决定性的共识,-大家都同意这些明喻某种程度上对于,理解这种异常卓越的诗是必然很重要的。

耶鲁公开课 - 弥尔顿课程节选

But the legislation is not to everyone's liking. John VandeBerg, director of the Southwest National Primate Research Center in San Antonio,Texas, says the use of chimpanzees in biomedical research is essential.

VOA: standard.2010.02.16

In fact, that is essential to banking and it's kind of part of the -you might almost call it the definition of a bank.

事实上,这对银行业务是至关重要的,并且这是部分的...,几乎可以说这就是银行的定义

耶鲁公开课 - 金融市场课程节选

Here, as elsewhere in Yeats' poetry, it's not essential for you to be able to pursue his occult learning and decode his symbols in order to read his poetry.

这首诗还有他的其他诗里，研究他的神秘主义学习,和解释这些象征对读他的诗,来说不是很重要。

耶鲁公开课 - 现代诗歌课程节选