The sad friends of Truth in this fable have gone up and down, gathering up Truth limb by limb still as they could find them.

在这个寓言中真理悲伤的朋友到处游走，收集真理的碎片仿佛他们真的能找到这些碎片。

耶鲁公开课 - 弥尔顿课程节选

I think he lives here. I've seen him walk up and down the street a few times.

我想他住在这儿。我在路上见过他几次。

演艺人居住的街区 - SpeakingMax英语口语达人

Well, how do you get this hearts to move up and down and seemingly in these random patterns?

但是，你怎样才能让这些爱心们看起来,像是在某种随机的模式下上上下下地移动呢？

哈佛公开课 - 计算机科学课程节选

He was motionless, all but for one finger that moved up and down in front of his face as if he were marking time with it.

他一动也不动，除了一根手指在他的面前上下摆动,好像在用它标记时间。

耶鲁公开课 - 1945年后的美国小说课程节选

So the Hund's Rule is telling us to put the two electrons in separate orbitals unpaired as opposed to we should not put them in like this, like some librarian might want to fill nicely from left to right, up and down.

所以洪特定律告诉我们,要把这两个电子放在独立的轨道中,而不是像我们常做的那样，像一些图书管理员想要,把书从左到右，从上到下放得很好。

麻省理工公开课 - 固态化学导论课程节选

Even though the graph is going up and down, the object is moving from left to right.

虽然图上曲线是上下波动,但是物体是由左向右移动的

耶鲁公开课 - 基础物理课程节选

It goes up and down depending on the outlook for earnings and maybe other factors.

根据收益前景或者其他因素,这个数字可能会上升或下降

耶鲁公开课 - 金融市场课程节选

I move my hands around, my mouth is going up and down, it walks from one part of the stage to the other part of the stage.

我的双手可以挥舞,我的嘴唇可以翕张,我可以从讲台的一处,走到另一处

耶鲁公开课 - 死亡课程节选

They're colored different here to indicate one new difference that you know about now, and that's that there is an orientation, there's an up and down on the chain.

这里被涂成不同的颜色,来表示另一个不同之处,它是有方向的,表示双链一条向上,一条向下

耶鲁公开课 - 生物医学工程探索课程节选

It goes up and down depending on the age.

学会的词量随着年龄有所起伏

耶鲁公开课 - 心理学导论课程节选

So this is a little bit trickier to look at and see what it means, but essentially we have two hybrid orbitals, which are shown in blue here, and then we have one p orbital that's left alone that's going up and down on the page.

看这个图肯能会觉得比较诡异，但本质上，骂我们有两个杂化轨道，这里用蓝色表示，还有剩下一个p轨道,在图中上下方向上。

麻省理工公开课 - 化学原理课程节选

but just to walk up and down like Canal Street, different streets like that,

到类似坚尼街的街上走走，

推荐购物街 - SpeakingMax英语口语达人

People jog and bike up and down there.

人们在那儿来来回回地慢跑、骑自行车。

我的爱好是读书 - SpeakingMax英语口语达人

At that stage we can merge these, and then take this down, do the division merge and bring them back up.

在那里做一次分解，做到这步时，我们可以把这些进行合并，然后把这个拿下来,做分解合并过程后再把它们拿回去。

麻省理工公开课 - 计算机科学及编程导论课程节选

For a moment at least, it's almost as if there were a strange moral equivalence between the palaces up there and the palaces down here.

至少在一瞬间，在天堂的宫殿与地狱的宫殿之间,存在着一种奇怪的道德上的平等。

耶鲁公开课 - 弥尔顿课程节选

Half of her he set up and ceiled it as sky, Pulled down the bar and posted guards.

他将她身体的一半向上提起，变成天空，关上了门闩，派遣了士兵。

耶鲁公开课 - 旧约导论课程节选