Twelve thousand parts per million of the gas will cause death in one to three minutes.

VOA: special.2010.02.02

I'm going to write it like this three moles of hydrogen which is a gas one bar 100 degrees Celsius.

我会写成这样：,三摩尔氢分子，气体,1巴，100摄氏度。

麻省理工公开课 - 热力学与动力学课程节选

Listen to how quickly Yeats modulates from one feeling, one image, to another in these really very short, quick, three-beat lines.

听一听叶芝是怎么快速地,从一种情绪，一个情景中，转换到另一个里去的,就在这些三音韵的短诗句中。

耶鲁公开课 - 现代诗歌课程节选

So is it still being taught? "If the results of a survey we had published this year are accurate, it is being taught by about ninety percent of teachers in grades one to three."

VOA: special.2009.10.29

It allows you to define the concept of a thermometer. You have three objects, one of them could be a thermometer.

从热的物体流向冷的物体,由此我们可以定义温度，我们还可以用它来定义温度计：

麻省理工公开课 - 热力学与动力学课程节选

The event normally brings about three million Muslims from one hundred sixty countries to the holy city of Mecca.

VOA: special.2009.11.11

so you can see that there is going to be two sets in antibonding, three sets in bonding for a net of one, giving us the single bond.

因此你能看到,反键轨道上有两组，三组成键，得到一组净成键，所以成的是单键。

麻省理工公开课 - 固态化学导论课程节选

NASA warned the three astronauts inside about one hour before the object was to reach the area of the station.

VOA: special.2009.04.01

Now if you smiled to-- or make three people smile, and these three people-- each one makes three other people smile.

如果你的笑-,感染了三个人，这三个人-,每个人又引起另外三人发笑。

哈佛公开课 - 幸福课课程节选

This has led to greater use of monovalent vaccines to protect against either type one or type three polio.

VOA: special.2010.01.18

Here we go. One, two, three, four, one, two, three, four, nice and loud. Come on. I want to hear it.

来,一二三四,一二三四,大点声,让我能听见

耶鲁公开课 - 聆听音乐课程节选

At the age of thirty-three, he became one of the youngest doctors in the United States to hold that position.

VOA: special.2009.09.04

Number three, pointer assignment, takes one pointer and changes it to point to the same pointee as another pointer so after the assignment the two pointers will point to the same pointee.

第三条，指针赋值，使一个指针,指向另外一个指针所指向的数据,赋值过后，两个指针会指向,同样的数据。

哈佛公开课 - 计算机科学课程节选

Digging at Pit Ninety-One was recently suspended in order to pay closer to attention to a new discovery called Project Twenty-Three.

VOA: special.2010.04.07

then what you have is a carbon in the middle with three hydrogens around it, and then it can only be bonded to one other thing.

那么你就会有一个碳原子在中心,三个氢原子围绕着它，那么它只能再和一个原子成键。

麻省理工公开课 - 化学原理课程节选

The event normally brings about three million Muslims from one hundred sixty countries to the city of Mecca.

VOA: special.2009.11.24

For example, I may have someone who promises to pay me $1 in one year or in two years or three years.

举个例子,有人对我承诺,在一年或者两年或者三年内支付我一美元

耶鲁公开课 - 金融市场课程节选

Today,the Special Olympics has grown to include about three million athletes in more than one hundred fifty countries.

VOA: special.2009.08.23

The good news is the elements in any one spot in a hash table are likely to be a small number, three, four, five.

好的一点是在哈希表中,任何一个存贮点上的元素数据是很小的,三个，四个，五个。

麻省理工公开课 - 计算机科学及编程导论课程节选

However,the cooling of about one and one-half to three degrees Celsius is only about half as strong as a real La Nina.

VOA: special.2009.09.29

We have to add it all up so it's not just numbers, three against one; it's also all of those people at home.

得把这些加起来考虑,所以就不只是这个数字，三比一;,还要加上这三人的家人。

耶鲁公开课 - 公正课程节选

In one group,the infected man or woman began to take a combination of three antiretroviral drugs immediately after being found to have HIV.

VOA: special.2011.05.18

They're not due--the first one's not due until next Monday or Wednesday, so you can pick any three days to do it during that period of time.

第一份作业的截止日期是下周一或三,因此你可以任意选择三天来记录饮食

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

A nineteen ninety-three movie called "Tombstone" is one of the most recent attempts to tell this story.

VOA: special.2010.02.15

When King Abdullah became King of Saudi Arabia in 2005, he took four trips, one to the United States, the other three were to China, India and Malaysia.

阿卜杜拉2005年加冕沙特阿拉伯国王时，他访问了四个国家，他访问了美国，还访问了其他三个国家，中国，印度和马来西亚。

普林斯顿公开课 - 国际座谈会课程节选

In one study,infected mothers began to take three anti-H.I.V.drugs while breastfeeding for up to six months.

VOA: special.2009.07.29

There's only one occasion where it helps to go to three dimensions because there are certain things you can do in 3D you cannot do in less than 3D.

只有一种情况下进入三维是有意义的,因为有些事情你能在三维空间内完成,但低于三维就做不到了

耶鲁公开课 - 基础物理课程节选

And college women twenty-one to twenty-three had bigger increases than non-students in that age group.

VOA: special.2009.08.07

We all do believe something makes it true that two plus one equals three, but it's not the fact that empirical objects-- We don't do empirical experiments to see whether two plus one equals three.

我们都相信有些东西,使2加1等于3是正确的,但这不是说现实的东西,我们不会在现实中做实验,去看看二加一是不是等于三

耶鲁公开课 - 死亡课程节选

It's the one where you have to get three shots over a period of six months, and so you have to remember to go back, you get a first ba--you get a first shot, you have to remember to go back after a month and get a second shot, you have to go back after six months and get a third shot.

这种疫苗需要在六个月里注射三次,所以你要记得再去,你第一次,你第一次注射后,你要记得一个月后再去注射第二次,六个月后,你还得再去注射第三次

耶鲁公开课 - 生物医学工程探索课程节选