By the time of her death in nineteen twelve, she had begun a revolution that led to the right of women to do responsible work for society.

VOA: special.2009.07.26

By the time of Columbus maize had already become the staff of life in the New World.

在哥伦布时期,玉米已成为美洲大陆的主食

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

By the time of the American Revolution these are the elements that were known.

到了美国革命的时候,这些元素都已知了。

麻省理工公开课 - 固态化学导论课程节选

By the time of his election, most white adult males could vote.

VOA: special.2009.01.19

That area was controlled by Egypt at the purported time of the Exodus Running north to south, next to that coastal plain, is a region of low mountains.

在出埃及记时期，这个地区被埃及所控制,南北分布，靠近海岸平原，是低矮的山区。

耶鲁公开课 - 旧约导论课程节选

By the time he returned to England in October of eighteen thirty-six, he was already a well known geologist and naturalist.

VOA: special.2009.02.25

I don't believe we'll-- I'll--come close to scratching the surface of what I would enjoy doing, by the time I've died.

我不能相信-,我能推测死时,自己会对什么感兴趣。

耶鲁公开课 - 死亡课程节选

By the time John Henry was a young man, he was one of the best steel-drivers in the country.

VOA: special.2009.02.21

And it turns out that simply by counting the number of those spikes that occurs at a period of time.

随后，只要数一数在一定时间内,产生的尖峰脉冲的数量。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

They had to do this by firing the lunar module rocket engine for just the right amount of time.

VOA: special.2009.07.22

It implies that this algorithm is calling itself again and again, and again, and on each time the size of the problem I'm trying to sort is being divided by what?

这就说明此算法会一次又一次地调用自己,每次我要排序的问题规模大小,会除以多少呢？

哈佛公开课 - 计算机科学课程节选

The study found that those who received lower doses of steroids by mouth spent less time in the hospital.

VOA: special.2010.06.23

So already by the time 2 Peter was written, which was much later than the letters of Paul, Paul's letters have come to be regarded by at least some early Christians as scripture themselves.

所以到写彼得后书时，比它更早出现的保罗书信，已经被一些早期基督教徒,认为是圣典了。

耶鲁公开课 - 新约课程节选

As a boy,Carl said he knew if it was time to go to school by the sound of a train.

VOA: special.2009.11.01

By the time you get to the end of the term, you're going to be dealing with some fairly complex things, so one of the things you're going to see is, we're going to make heavy use of libraries, or code written by others.

当你临近期末的时候，你们将要解决一些,相当复杂的难题，因此你们将会看到的其中一点是，我们要充分利用图书馆，或者别人编写的代码。

麻省理工公开课 - 计算机科学及编程导论课程节选

He died last year. By that time, hundreds of thousands of the filters were in use in developing countries.

VOA: special.2009.06.22

He was teaching a lecture course nearby, not at the same time, which was interpretation as practiced by the School of de Man.

他在附近的教室上课，不过和我的课不是在同一时间，课程内容是用曼学派方法进行解读。

耶鲁公开课 - 文学理论导论课程节选

The researchers also found tools used by the Clovis culture, a group of human beings who lived at that time.

VOA: special.2009.01.20

From the time they formed their republics until they were conquered by alien empires, the Greeks also rejected monarchy of any kind.

无论是在城邦共和国时期,还是在异国征服时期,希腊人一直排斥任何形式的君主政体

耶鲁公开课 - 古希腊历史简介课程节选

In fact,much of what historians know about the president's time at the house is from stories told by those soldiers.

VOA: special.2010.05.10

If I gave you the location of a particle as a function of time, you can find the velocity by taking derivatives.

如果我给出物体的位移是时间的函数,你可以通过求导来得到速度

耶鲁公开课 - 基础物理课程节选

The members of the quartet had become major stars by the time they returned to the United States.

VOA: special.2009.03.01

But by the time we finish the end of that line, we are really right in the middle of very regular iambic pentameter.

但当我们读完这一行的时候，我们才真正进入了正常的抑扬格五步格诗。

耶鲁公开课 - 现代诗歌课程节选

Archeologists are able to estimate the age of these objects by dividing layers of dirt into time periods.

VOA: special.2009.08.18

Some of those kids will need coronary bypass surgery in their twenties; some of them will be blind by the time they're thirty.

这些孩子有的要在二十多岁时,做冠状动脉搭桥手术,有些人在三十岁的时候会失明

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

And,they can discover the time of death to see if it matches information given by suspects and witnesses.

VOA: special.2010.05.05

By the way why is it 90% of the time and not 100% of the time?

顺便问一下为什么是90%而不是100%

耶鲁公开课 - 博弈论课程节选

By the time John was 30 years old, he had become one of the leaders of his town.

VOA: special.2010.06.26

By regular rate we mean that the amount of time that each chord holds is exactly the same; every chord holds for the same length of time.

如果变化频率规则，那么和声中每个和弦持续的时间长度是完全相同的;,每个和弦都持续同样长的时间。

耶鲁公开课 - 聆听音乐课程节选

Most censuses were taken, by the way, as a way of counting heads, the number of people who had to be fed at the time of a siege.

顺便提一下,大多数人口普查,都采用数人头的方法,即在围城期间统计需要给养多少人口

耶鲁公开课 - 欧洲文明课程节选