At sixty degrees below zero, a man with wet feet must not fail in his first attempt to build a fire.

VOA: special.2010.05.01

You were a, first a participant, and then an instructor in outward bound, which is not like we staff.

你最开始是拓展训练的参与者,后来又成为了教练，这很不同于我们的工作。

普林斯顿公开课 - 人性课程节选

You know, I came over on a holiday, the first time. I came on a six-month visa holiday.

那时我是来度假的，第一次来。凭六个月假期签证过来的。

想当军人的理由 - SpeakingMax英语口语达人

Charles Haynes is a senior scholar at the First Amendment Center, a group that studies free expression issues.

VOA: special.2009.12.24

What we've learned so far is as a first approximation, what we want to do is put the atom with the lowest ionization energy in the middle here.

我们之前所学的可以作为第一近似，我们要做的是把电离能,最低的原子放在中间。

麻省理工公开课 - 化学原理课程节选

He fills each "Zachpac" with a toy, personal cleaning supplies,socks, sewing supplies, a first aid kit and food.

VOA: special.2009.07.31

I first had a list of size 8, then 4, then 2, but then I had another problem of size 2.

首先是一个有8个元素的序列，接着变成了4个元素，接着2个元素，然后我就碰到了有2个元素的另一个问题。

哈佛公开课 - 计算机科学课程节选

And then we drop in on parties." Some families like to take it easy on January first and enjoy a quiet day of rest.

VOA: special.2009.12.28

In fact, he actually emphasized a concept that was first stated by a French philosopher Louis Blanc in the mid-nineteenth century.

事实上，他特别看重,一个由法国哲学家路易·勃朗,在十九世纪中期,率先提出的概念。

耶鲁公开课 - 金融市场课程节选

Michael was eleven years old when they released their first album a year later.

VOA: special.2009.07.05

It was the first time a country had taken action on that, so these are very positive public health changes.

这是第一次国家政府对此采取措施,这都是些对大众健康很有益的改变

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

First a gold miner put dirt in a metal pan and added water.

VOA: special.2010.04.25

What I thought I would do is first give you a little bit of sense of some of the opportunities that we as a group have been exploring.

我想我先要做的是给你们,一点感觉，知道我们这个团队,是研究什么的。

麻省理工公开课 - 媒体、教育、市场课程节选

This is the last of the president's three commencement addresses this year, and his first at a military academy.

VOA: standard.2009.05.22

And this poem could be the basis of a first paper, a topic for one.

这首诗可能会是第一篇论文,的基础，一个话题。

耶鲁公开课 - 现代诗歌课程节选

Plant says this definition, which first appeared in a 1930 ILO Convention Against Forced Labor, is still valid today.

VOA: standard.2009.08.21

So if we differentiate this object, I'm gonna find a first order condition in a second.

想要求它的导数,先让我想想一阶条件

耶鲁公开课 - 博弈论课程节选

"This was a first and therefore you had to deal with his absurd and vile policies and the analysis of them had to take a long time and you had to get right down deep into him and how he thought,".

VOA: standard.2009.10.23

Now, when the first chimpanzee hits the lever the second chimpanzee gets a painful electric shock, putting the first chimpanzee in a horrible dilemma.

当第一只黑猩猩拍杠杆时,第二只黑猩猩就会受到痛苦的电击，这样第一只黑猩猩就进退两难了。

耶鲁公开课 - 心理学导论课程节选

The Obama administration has launched the first in a series of projects to support entrepreneurs in Muslim communities worldwide.

VOA: special.2010.05.10

Here's a first example of something that caught one of my things.

啊！这是符合我讲的东西的,第一个例子。

麻省理工公开课 - 计算机科学及编程导论课程节选

Historians say British mapmaker Bartholomew Gosnold first made a map of the island for the rulers of England in sixteen-oh-two.

VOA: special.2011.07.25

So it is simultaneously in his very first sentence a Marxist and a Darwinian vocabulary that Eikhenbaum is invoking, and that's what partly accounts for the strenuousness of his rhetoric.

所以艾肯鲍姆文章的第一句话同时引用了,达尔文主义和马克思主义，这部分解释了为什么,他的文章读起来那么吃力。

耶鲁公开课 - 文学理论导论课程节选

It was the first time a presidential election was held on the same day in all parts of the country.

VOA: special.2009.03.12

It was implanted into the first patient, a gentleman in Kentucky, and he stayed alive for a period of time with this device replacing his heart.

第一个植入这个人工心脏病人是,住在肯塔基州的一位先生,他在移植手术后,存活了一段时间

耶鲁公开课 - 生物医学工程探索课程节选

Doctor Selanikio says he first recognized a need when he worked for the United States Centers for Disease Control and Prevention.

VOA: special.2010.05.03

Its meaning will not be evident to you on a first reading.

其中意涵在你首度阅读时,并不明显。

耶鲁公开课 - 政治哲学导论课程节选

At first he is a captive, then a warrior, and after many battles, a prince of a royal family.

VOA: special.2010.07.10

The first one is a Hamlet soliloquy.

第一个是《哈姆雷特》的一段独白。

耶鲁公开课 - 公正课程节选

First it is a reaction to behaviorism.

首先是对行为主义的异议。

哈佛公开课 - 幸福课课程节选