Today we tell about the development of what scientists are calling a synthetic cell - a cell produced by people instead of by nature.

VOA: special.2010.07.20

This shows the greatly magnified compared to the size of a cell because viruses are much, much smaller than cells.

这是一幅放大了许多倍的,细胞图片,因为病毒比细胞小得多的多

耶鲁公开课 - 生物医学工程探索课程节选

So the idea is, if you can take a cell... you can take a stem cell from your body

所以如果你能够取得一个细胞……如果你能够从你体内取得一个干细胞，

关于干细胞的研究 - SpeakingMax英语口语达人

To many people,the ability of a cell to reproduce itself is the definition of life itself.

VOA: special.2010.07.20

It's a mechanism that they have evolved in order to prevent foreign genes from entering a cell and being expressed.

它们进化出这种机制来,防止异源基因进入细胞并表达

耶鲁公开课 - 生物医学工程探索课程节选

Telomeres are necessary for a cell to divide.

VOA: special.2009.10.07

Electrolysis of magnesium chloride in a cell where the one electrode we would make magnesium.

在电池内电解氯化镁,我们能在其中一个电极上得到镁。

麻省理工公开课 - 固态化学导论课程节选

"We have one project called bee-spotters, which is now restricted to Illinois, where we ask people to go out with a digital camera,even a cell phone, and photograph either bumblebees or honeybees."

VOA: special.2011.05.24

Essentially, what they are is it's a protein that spans the membrane of a cell.

本质上来说，它是一个横跨细胞膜的蛋白质。

麻省理工公开课 - 化学原理课程节选

The CellScope is a cell phone microscope.

VOA: special.2009.08.03

The answer is, "It's not like anything," where that doesn't mean there's something that it's like to be a cell phone, but different from being anything else.

答案就是，什么感觉都不像“,那不是说,作为手机真的有一种感觉，只是和作为其他东西的感觉。

耶鲁公开课 - 死亡课程节选

"We are here today to announce the first synthetic cell -- a cell made by starting with the digital code in the computer, building the chromosome from four bottles of chemicals, assembling that chromosome in yeast, transplanting it into a recipient bacterial cell and transforming that cell into a new bacterial species."

VOA: special.2010.07.20

I barely know how to use a cell phone let alone a computer, you know,

我勉强会用手机，更不要说电脑了，你知道，

现在的孩子好可怕 - SpeakingMax英语口语达人

Jennings says talking on the phone and reaching for a cell phone "is akin to having four beers and driving."

VOA: standard.2010.06.24

They might be 100 nanometers or so in diameter, whereas, a cell is ten microns or so in diameter.

直径只有一百纳米左右,而一个细胞的直径是十微米左右

耶鲁公开课 - 生物医学工程探索课程节选

"Reaching for a cell phone when it's going off, you're nine times more likely to get into an accident than normally driving."

VOA: standard.2010.06.24

So, this is a cell that's infected with a microorganism, it's infected with a virus, let's say it's infected with influenza virus.

这是一个感染了微生物的细胞,它感染了一种病毒,就说是感染了流感病毒吧

耶鲁公开课 - 生物医学工程探索课程节选

Kevin Schumann,19, was one of the drivers. First,he drove without a cell phone, and was able to easily navigate around the cones and dolls.

VOA: standard.2010.06.24

For example, a gene that makes a cell cancerous, I'd like to stop it from being expressed.

举例来说,如果某段基因导致细胞癌变,我就希望阻止它表达

耶鲁公开课 - 生物医学工程探索课程节选

But then he was given a cell phone and asked to start texting.

VOA: standard.2010.06.24

But, from this moment forth, cell phone goes off, you're out. You leave the room, OK? And, Lord help you if a cell phone goes off during an exam because those things have text messaging capabilities.

但是，从这一刻开始，手机响的话，你们就出去，你们就离开教室，好吗，上帝保佑你的手机不要在考试期间响起,因为它们有发短信的功能。

麻省理工公开课 - 固态化学导论课程节选

Can a cell phone or computer bring down a regime?

VOA: standard.2010.03.09

Formaldehyde cross-links proteins, so, if you treated this virus with Formaldehyde, even it was able to enter a cell, it couldn't break down anymore.

甲醛使蛋白质发生交联反应,因此,如果你对病毒使用了甲醛,即使它可以侵入细胞,它也不能够再进行分解

耶鲁公开课 - 生物医学工程探索课程节选

Apple fans and enthusiasts were eager to finally purchase an iPad,a tablet computer with a touch-screen that Apple claims will "bridge the gap" between a cell phone and a laptop computer.

VOA: standard.2010.04.03

Well, it turns out that we could not identify, at least at that point, a cell culture that would serve as a host for vaccinia.

然而我们还不能断定,至少这个时候无法断定,这些被感染的细胞就是牛痘病毒的宿主

耶鲁公开课 - 生物医学工程探索课程节选

"The three laureates have accomplished what many scientists thought impossible, namely to determine the three- dimensional structure of the molecular machine that makes all the proteins in a cell, the so-called ribosome,"

VOA: standard.2009.10.07

There are multiple mechanisms that a cell can use to decide which genes it is expressing at any one time and which ones are not expressed.

在某一时刻,决定细胞中哪些基因表达,哪些基因不表达的机理十分复杂

耶鲁公开课 - 生物医学工程探索课程节选

But first,Mister Venter said, they had to de-activate a gene in the receiving cell that would have killed the synthetic genome.

VOA: special.2010.07.20

In general, inside of a cell molecules move by a process called diffusion.

总的来说,细胞内的分子通过扩散作用来移动

耶鲁公开课 - 生物医学工程探索课程节选

What if this is a gene that's causing a cell to be cancerous?

但假如是个能导致细胞癌变的基因呢

耶鲁公开课 - 生物医学工程探索课程节选