OK, then it says draw a single bond from each surrounding atom to the central atom, and subtract two valence electrons.

后将中心原子与其相邻原子之间,连上单键，然后减掉2个价电子。

麻省理工公开课 - 固态化学导论课程节选

because they fly in to land on our medical center, a few times a day usually.

因为它们飞进来在我们的医学中心上降落，一天通常会有好几次。

学习机械工程 - SpeakingMax英语口语达人

Because at some point in here, Delphi really did become the navel of the universe; everybody came.

因为,从某种程度上,特尔斐,确实成了世界的中心,所有人都来这儿

耶鲁公开课 - 古希腊历史简介课程节选

In any case, Poulet was also a central figure on the scene of the sixties.

不管怎么说，波利特也算是六十年代舞台上的一个中心人物。

耶鲁公开课 - 文学理论导论课程节选

They're no longer a central component of the political scene.

他们已经不再是历史舞台上的中心成员。

耶鲁公开课 - 弥尔顿课程节选

There are also audio recordings of the poets that we will be reading that come from Sterling and you can get to on the Center for Language Study website.

还会有一些关于诗人们的录音文件,在史德林图书馆里有，我们会在课上读到,这些文件你们可以在语言学习中心的网页上找到。

耶鲁公开课 - 现代诗歌课程节选

But can you see that the centers of electron deficiency lie on a sphere equidistant from the center?

但你看得到么,缺电子的地方分布在,与中心等距的一个球面上？

麻省理工公开课 - 固态化学导论课程节选

And then, I had all these dots moving around this beautiful picture of this map, which represented downtown St. Louis and then later represented New York City, which I was amazed by.

接着我让这些点在这张,漂亮的地图上动来动去，让它们展现出圣路易斯市中心的景象,之后表示出了纽约城，这让我很惊奇。

斯坦福公开课 - Twitter之父Jack.Dorsey演讲：好奇和灵感的力量课程节选

She and the Chevy seemed parked at the center of an odd religious instant, as if on some other frequency, or out of the eye of some whirlwind rotating too slow for her heated skin even to feel the centrifugal coolness of words were being spoken.

她和她的雪佛兰车，似乎停在了,一个宗教瞬间的中心，就像在其他的频率上，又像是离开了旋风的风眼,风转的如此之慢，以至于她灼热的皮肤,感觉不到言语带来的，离心般的寒冷。

耶鲁公开课 - 1945年后的美国小说课程节选

I have connected to the course's central server from my own laptop and via dot slash chart am I about to run a little program that depicts as best we can with what with generally call ASCII art -- -- it's really all you can do in a terminal window like this -- our numbers from the past few years.

我已经通过我的电脑连接到了课程的中心服务器,在我的笔记本电脑上，通过键入“，/chart“,我将要运行一个被描写成,“ASCII码艺术“的小程序-,在一个这样的终端窗口中你们都可以做到-,过去几年中我们的人数。

哈佛公开课 - 计算机科学课程节选

We have to resist excessive commitment to this idea of it being a center, but it is at least not a center which somehow stands outside of itself and is a center only in the sense that it is some remote, hidden, impersonal, distant cause.

我们必须反对对这个观点过多的承诺,这个人为它是中心的观点，但它至少不是一个,以某种方式处于自身之外的中心，而只在某种意义上是中心,比如说，它有些偏僻，隐蔽，客观，遥远。

耶鲁公开课 - 文学理论导论课程节选

It's halfway up Mount Parnassus and it was thought by the Greeks to be the Omphalos, the navel of the universe, the center in every way. Why?

它坐落在帕尔纳索斯山半山腰上,希腊人称它为Omphalos,是世界之脐,即世界的中心,为什么呢

耶鲁公开课 - 古希腊历史简介课程节选