Relative to the whole market, It's well known that over periods of multiple decades the market has a tendency to go up.

是和整个市场相关的对吗，我们都知道经过几十年的时间周期,市场会有上涨的倾向。

麻省理工公开课 - 计算机科学及编程导论课程节选

The problem is that you get tired of doing math after a while, 100 years, 1,000 years, a million years, whatever it is.

问题是经过一段时间后你会厌倦数学，不管是一百年还是一百万年。

耶鲁公开课 - 死亡课程节选

The precision of that,of course, is not to be taken seriously, but it gives you a general idea of when we are talking about.

当然,这个时间的精确度,并没有经过严格考证,但是它使我们对这件事的时间有个大体的概念

耶鲁公开课 - 古希腊历史简介课程节选

Followed by a long history of inferior schools and segregation, and also expectation, continued disparity in terms of school and education, which comes to another question.

经过了长时间的,低等教育和种族隔离，以及学校及教育上,长期的歧视和不平等，这就牵扯到了另一个问题。

麻省理工公开课 - 媒体、教育、市场课程节选

Over that eighty-one year period you would have gotten a multiple of seventy-two.

经过81年时间,你翻了72倍

耶鲁公开课 - 金融市场课程节选

Another point about this sort of ambivalence about being czar is that he often made a point of choosing his most trusted advisors from the ranks of commoners and gave them the right to become titled after a certain amount of time after a certain amount of time in the royal bureaucracy.

他作为沙皇矛盾的另一点是,他最信任的顾问,常常是从普通民众中选出来的,而且经过一段时间后,他会在皇家官僚机构中给他们一个头衔

耶鲁公开课 - 欧洲文明课程节选

Here is the pitch in--of--a string an octave higher so you can see it this way. As you probably know, if you take a long string and pluck it, it's going to take that long string a long time to pass that sort of cycle, if you will, just one pass through that cycle.

这也是个音高,一个高八度的音弦,你可以这样这样看 你们可能知道,如果你拨动长弦,长弦要经过很长时间,才能完成一个震动周期,如果你想,可以尝试下

耶鲁公开课 - 聆听音乐课程节选

Second formula tries to relate the final velocity of some time, t, to the initial velocity and the distance traveled with no reference to time.

第二个式子能把某段时间t的末速度,和初速度,经过的路程联系在一起,并且不引入时间

耶鲁公开课 - 基础物理课程节选

So, we can just plug it in. Speed is equal to the distance traveled, which is lambda over the time elapsed, which is 1 over nu. so, we can re-write that as speed is equal to lambda nu times nu, and it turns out typically this is reported in meters per second or nanometers per second.

经过的距离和所花的时间,我们把它们带进来,速度等于经过的距离,也即是lambda除以,所花的时间,通常它的单位,是米每秒或者纳米每秒。

麻省理工公开课 - 化学原理课程节选

But I imagine that after a period, there'd be this-- Well, humans have this ability to look down on their experiences, or step back from their experiences, and assess them.

但我想经过一段时间后-,人类有能力审视自己的体验，或从体验中抽身而出加以评估。

耶鲁公开课 - 死亡课程节选

Even if you imagine that slaves did the work, you would need a hell of a lot of them, over a long period of time, and you had to feed them, if nothing else.

哪怕你想象这个墓穴是由奴隶所建造,那也一定是成千上万的奴隶,经过了相当长的时间工作,至少,你还要养活这些奴隶

耶鲁公开课 - 古希腊历史简介课程节选

After a while, part of you is going to start asking, "Huh, say, it feels the same as it was yesterday, and the day before that and the day before that.

经过一段时间后，你会开始产生置疑，“原来和昨天的感觉一个样，和之前每一天的感觉都一样。

耶鲁公开课 - 死亡课程节选

Now, I guess I'm out of time. So, I'll pick up the story next time with the story about this heroic ethic and the impact that it has on Greek society.

好的,我想时间已经过了,下次课我们接着谈这种英雄主义的伦理观,及其对古希腊社会的影响

耶鲁公开课 - 古希腊历史简介课程节选