Science can be hands-on, you might be down at the lake picking up algae and studying them or something, that would be hands-on.

科学研究也是要动手的,你可能会到湖底,收集水藻并研究它们,这就是动手操作

耶鲁公开课 - 生物医学工程探索课程节选

People didn't expect that to hold and so people thought, well it's going to still be down at 1% maybe in three months.

命中认为这项政策不会延续下去,利率仅会在未来三个月内维持在1%的低位

耶鲁公开课 - 金融市场课程节选

Remember that this molecule, let's look at the blue one wouldn't be the same if I turned it upside down.

让我们记住,如果我把蓝色的,单链倒过来,那么这条链和原来不一样了

耶鲁公开课 - 生物医学工程探索课程节选

So, this means we have the general trends down, so we should be able to look at actual atoms in our periodic table and graph them and see that they match up with our trends.

那么，这表示我们已经知道了大体的规律，现在我们可以来看看周期表中的,原子的实际情况，并把它们画出来,看看是否与我们的规律相符。

麻省理工公开课 - 化学原理课程节选

First, it's pointing to the beginning of the list, which initially might be down here at but after a while, might be part way through. And to that, I simply add a halfway point, and then I check.

列表中间的一个部分了，然后我求出列表的中值点,然后看看该点的值是不是等于目标值，如果是的话就完成了，如果不是的话，如果中位值大于我要找的目标值。

麻省理工公开课 - 计算机科学及编程导论课程节选

And, the stuff will be posted at the website so you don't have to copy it all down.

这东西随后会放到网上,因此你没有必要完全抄下来。

麻省理工公开课 - 固态化学导论课程节选

You got to be good at writing down the forces acting on a body.

你得擅长列出物体上的作用力

耶鲁公开课 - 基础物理课程节选

You want that shield up so that it pretty well meets your helmet, so it's going to be at a certain distance but it will also go down to where it needs to go down here.

盾牌上缘能与头盔配合保护上身,所以盾牌和身体是要有一定距离的,而盾牌的下缘用来保护下半身

耶鲁公开课 - 古希腊历史简介课程节选

If you're not taking notes in this lecture, you have to write down at least one sentence. You must write this down because this will be the most important thing I say all morning: Milton's Paradise Lost is the first narrative poem in English that didn't rhyme.

就算你们这堂课不记笔记，也一定要记下至少一句话，一定要把这记下来,这是我一早上说的最重要的一句话了：,弥尔顿的《失乐园》是,第一首不押韵的英语叙事诗。

耶鲁公开课 - 弥尔顿课程节选

It is the thumos that is the cause of-- that should be the cause of your shame at slowing down to look.

那便是由，Thumos，所引起-,那应是你慢下观看时,感到羞耻的原因。

耶鲁公开课 - 政治哲学导论课程节选

People to this day are looking for a theory of everything. And there is something very appealing about the notion that the rules that govern the motion of heavenly bodies might be applicable down at atomic dimensions.

现在人们总想寻求一些,可以阐明一切的理论,而这里正好有一些,可以吸引这种想法的东西,即支配天体运动的规则,可能对原子的尺寸也是适用的。

麻省理工公开课 - 固态化学导论课程节选

You might have some people up here who are saving and other people down here who are dissaving and the production would be operating at the middle.

有人多储蓄,落在这点上,有人不储蓄,落在这点上,社会总生产力则在它们之间

耶鲁公开课 - 金融市场课程节选

OK. Now, fortunately we're not going to start with Turing's six primitives, this would be really painful programming, because they're down at the level of, "take this value and write it onto this tape."

好了，现在，幸好我们能开始讲述,图灵的六个基本类型了，这会是非常痛苦的编程，因为它们只在这个阶段上，“拿到这个结果并写在这一卷磁盘上“

麻省理工公开课 - 计算机科学及编程导论课程节选

Once you're doing this on your own, -- especially, for example, on exam 2, which is a ways down the road, you won't be able to look at those steps, so you need to make sure that you can go through them without looking at them, but for now we can look at them as we are actually learning how to draw the Lewis structures, and rather just go through them step-by-step, it's more interesting to do it with an example.

每当你要画一个路易斯结构的时候，特别是，比如，在第二次考试中，在不远的将来，你将看不到这张表，因此你需要确保自己在不看这张表,的情况下也能按照上面的流程来画，但是目前我们是可以看着这张表,来学习如何画路易斯结构的，而相比于一步一步地讲，通过例子来演示一下会更有意思。

麻省理工公开课 - 化学原理课程节选

So what we'll do is this problem here, which is let's calculate out what the wavelength of radiation n would be emitted from a hydrogen atom if we start at the n equals 3 level and we go down to the n equals 2 level.

我们来做这个问题,让我们来计算一下,从n等于3到,等于2能级氢原子辐射的波长是多少。

麻省理工公开课 - 化学原理课程节选