But, the reaction says I need twice as much mag as tickle if this reaction is going to go to completion.

但是这个反应告诉我们,镁的量应该是四氯化钛的两倍,如果要反应完全的话。

麻省理工公开课 - 固态化学导论课程节选

Oh, that goes actually way back time when we were like little kids like, four years old,

哦，那其实要追溯到我们是小孩子的时候了，四岁的时候，

和朋友一起逛洛杉矶 - SpeakingMax英语口语达人

When I was commuting between Limoges and Paris, that was still a long trip then, there was no TGV; it was about four hours.

如果我在里摩日和巴黎之间通勤,这依旧是段漫长的旅途,这儿没有法国高铁,大概要用四小时

耶鲁公开课 - 1871年后的法国课程节选

It varies with the square of distance so it goes - in order to go twice as far it takes four times as long.

速度是与距离的平方正相关的--,如果要扩散两倍的距离要多花四倍的时间

耶鲁公开课 - 生物医学工程探索课程节选

And I want to focus especially on pages 4 and 5.

我想要重点讲一下第四第五页。

耶鲁公开课 - 1945年后的美国小说课程节选

This is why the fourth floor of Payne Whitney Gym is such a dangerous place and I urge you as your dean to be very careful there. Okay?

这就是为什么佩恩·惠特尼健身馆四楼,和危险的原因,作为院长，我劝你们,要十分小心？

耶鲁公开课 - 心理学导论课程节选

Now, think what's at stake here in this worldview, especially as we transition next Thursday to a developing though by no means unanimous or homogenous northern worldview in which reform impulses get embedded.

想想在这种世界观中最薄弱的是什么,特别是我们下周四要过渡到,一个发展中的并非统一或同质的,嵌入了改革的冲动的北方世界观

耶鲁公开课 - 美国内战与重建课程节选

I've assigned a full two weeks to the Republic, which would be four lectures, but because I wanted to do some other things with the course as well, I had to cut the Republic by one lecture, and now I'm paying for that today.

我会分配两周的时间来消化《理想国》,等同四堂讲课，但因为我想要,加一些内容到课堂来，所以我必需砍掉《理想国》的一堂课，今天我要付出代价。

耶鲁公开课 - 政治哲学导论课程节选

What we've got here is the following, this idea of partials that Eva was talking about with ratios, two to one, three to two, four to three, five to four, six to five and so on, and the point here is that the way we differentiate between instruments.

接下来,我们要讲的是,伊娃刚谈到的泛音的高低比率,二比一,三比二,四比三,五比四,六比五,等等,这里我要讲的是,我们区分乐器的方式

耶鲁公开课 - 聆听音乐课程节选

But it's difficult, because you have to go there like four or five times a week.

但是要坚持学习真实太难了，你一周得去四、五次。

I used to实战 - SpeakingMax英语口语达人

If you talk about going in for surgery, t have the exact figure in front of me, but something like a fourth of the people in Canada wait six month or more for surgery.

谈到手术，呃，我这里没有确切数据，ehm，，I，don’,但大约,四分之一的加拿大人,要等六个多月之久,才能手术。

斯坦福公开课 - 经济学课程节选

Now remember that there were only four different colors in the cartoon of the DNA double helix that we talked about and I told you that those colors are really - represent the bases but there's five of them here.

现在要记住只有四种不同的颜色,在双螺旋DNA的卡通模型上出现,我们刚说过这个,我告诉你们的这些颜色,它们代表不同的碱基,不过有五种碱基

耶鲁公开课 - 生物医学工程探索课程节选