President Obama has signed legislation to make the biggest changes in the health care system in forty-five years.

VOA: special.2010.03.24

Then we realize once again that we can only know what it is if we come to understand--in this case, probably, it's best to say a cultural system, understood as a semiosis, within which it appears.

这样我们就又明白了,只有在一个特定的文化系统中,我们才能认识一个符号。

耶鲁公开课 - 文学理论导论课程节选

That's part of public finance--is learning how to modify the tax system so that it works pretty well.

公共财政学的一个课题就是,研究如何改进税收制度，使其更有效。

耶鲁公开课 - 金融市场课程节选

The goal of the Stardust-NExT spacecraft is to gather scientific evidence about one of the solar system's most changeable objects -- comets.

VOA: special.2011.02.09

They're small molecules that - whose principal function in the body is to carry signals from one cell in the nervous system to another.

它们都是小分子,在体内主要功能是在,神经系统内将信号,从一个细胞传导到另一个细胞

耶鲁公开课 - 生物医学工程探索课程节选

They found that TGF-beta helps to heal wounds and is important in the body's defense system against disease.

VOA: special.2009.01.27

You could use language to describe music, talk about the--a musical language or art, or any communicative system, and there's actually nothing wrong with that.

也可用来描述音乐,即音乐语言,或是去描述艺术,或任何的交流系统,都是没问题的

耶鲁公开课 - 心理学导论课程节选

Between thirty and thirty-five women used each system to pump water from the ground or a stream.

VOA: special.2010.01.11

Wirr Minus w irreversible, this is the work which is done to the environment by the system, -Wrev minus w irreversible is always smaller than minus w reversible.

一点提示，不可逆过程中系统,对外界做的功，总是小于,之前我们。

麻省理工公开课 - 热力学与动力学课程节选

It uses Google's Android mobile operating system and is meant to work easily with Google's Web-based services.

VOA: special.2010.01.26

And this is very important, because the Romans, as their power grew in the East, they simply moved increasingly into the eastern Mediterranean and they adopted the whole Greek system, the Greek world, and they didn't even try to make it non-Greek.

这点非常重要，因为随着罗马人的势力在东方日渐壮大，他们不断朝地中海东部推进,并采取了全套希腊系统，希腊世界，甚至没有作出任何非希腊式的改变。

耶鲁公开课 - 新约课程节选

She developed a mobile phone-based system that permits people to share important information throughout the Habla network.

VOA: special.2011.03.02

Also, I mean, kind of independently or complimentarily as a corollary to that--to free up the financial system and to help financial institutions.

同时，我认为，似乎是一种独立地或者可以夸耀的,必然结果-解放金融体系,并且帮助金融机构。

耶鲁公开课 - 金融市场课程节选

In nineteen forty-eight, he moved his show from the National Broadcasting Company to the Columbia Broadcasting System.

VOA: special.2009.10.11

And so this slide just illustrates that in a simple way, the range of different kinds of organisms that your immune system is trying to--whoops!

这个幻灯片只是简要概括了,各种不同微生物的范围,你的免疫系统正在尝试,噢

耶鲁公开课 - 生物医学工程探索课程节选

Engineers on the ground designed a way the astronauts could connect air-cleaning devices from the command module to the air system in the lunar module.

VOA: special.2009.07.22

That great deal of specificity implies that heat is also path-dependent and again we have the convention that if heat is added to the system, the quantity is greater than zero.

热也是与路径有关的,根据通常的习惯,如果我们对系统加热，其符号取为正。

麻省理工公开课 - 热力学与动力学课程节选

"The brain-machine interface is a system that allows disabled people, people suffering from physical disabilities to communicate with external world and also to control devices."

VOA: special.2011.04.04

One class of them is beta-blockers, they bind to beta-adrenergic receptors, which are receptors that exchange information between your nervous system and the contractile system that beats your heart and that causes the heartbeat.

一类药物是β阻断剂,它们与β肾上腺素受体结合,这种受体能够在神经系统和,控制心跳的心肌收缩系统之间传递信息,从而产生心跳

耶鲁公开课 - 生物医学工程探索课程节选

They also may use immunotherapy -- getting the body's immune system to fight the cancer.

VOA: special.2010.07.06

We're going to talk about this kind of non-covalent interaction more when we talk about the immune system, because one example of ligand and receptors that's important in the immune system are antigens - foreign molecules, and antibodies - molecules that we produce.

当我们讲到免疫系统的时候,会更详细地谈到这种非共价化合反应,因为在免疫系统中,一个重要的配体受体结合反应,就是抗原,即外源分子,与抗体,这个人体自身产生的分子结合

耶鲁公开课 - 生物医学工程探索课程节选

The readings are then sent to a health-care monitoring system.

VOA: special.2010.12.06

It's a little bit of a digression, but one of the things that I've witnessed over the past twenty years is that the leakage of the -the leakage from the system in terms of the returns that go to the owners of capital -leakage has increased enormously.

讲一点稍稍离题的内容,我发现,过去的二十年中,这种损耗,这种减损资本所有者收益所得的,系统性损耗,有相当巨大的增长

耶鲁公开课 - 金融市场课程节选

And some last-minute repairs were made to his radio system.

VOA: special.2009.06.17

Let's take a system. Under constant pressure T1 V1, going to a second -- this is the system, so let me write the system here.

我们建立一个系统1,在恒定的压强T1，V1，下，变成了另一个系统，-这个初始的系统让我把它写在这。

麻省理工公开课 - 热力学与动力学课程节选

Now his aim is to develop a lower-cost lighting system.

VOA: special.2009.12.21

There was no state-to-state highway system.

VOA: special.2010.01.11

The system uses small radar-guided missiles to blow up incoming rockets with ranges of between five and 70 kilometers.

VOA: standard.2010.07.20

He says that from the 1970s on, the Soviet economy proved unable to adjust to an increasingly information-driven global production system.

VOA: standard.2009.11.03

He also says plans by the G-20 to revive the global financial system are "moving in the right direction".

VOA: standard.2009.04.06