If you start segregating the gases, there are fewer possible configurations that because you're forcing a particular set of circumstances.

如果你开始分离这些气体，整个系统所具有的可能的状态就会变少,你强加了一个特定的条件。

麻省理工公开课 - 热力学与动力学课程节选

Parking was hard to get in the beginning because it's kind of a lousy system.

一开始停车位不好找，因为这个系统很差劲。

开车上学 - SpeakingMax英语口语达人

If your roommate comes in and starts trying to tell you facts about the human digestive system, " you say, "Not now."

如果你的室友跑过来开始试图,告诉你有关人类消化系统的事实，你说“现在别说“

耶鲁公开课 - 死亡课程节选

Then you start to wonder well what is the system and ? what is it supposed to do?

于是你开始质疑,这个系统到底是什么,还有它到底是要干什么呢？

耶鲁公开课 - 金融市场课程节选

Starting next week you'll actually be using a cluster Cloud CS50 net of systems that CS50 itself runs called Cloud.CS50.net.

从下周开始你将使用一个运行CS50的系统群集,称为。

哈佛公开课 - 计算机科学课程节选

So, I have a bacteria infection, stimulates my immune system, I start making antibodies that bind to an antigen specific to that bacteria.

所以 如果我被细菌感染了,我的免疫系统被激活,开始制造抗体,这些抗体结合到细菌特异性的抗原上

耶鲁公开课 - 生物医学工程探索课程节选

And it's in these years after his graduation from college that Milton embarks upon what is essentially a systematic study of all available knowledge. He commands a mastery of just about the entire canon of Western literary and historical learning.

就是在他毕业后的这些年里,弥尔顿开始着手系统的学习,方方面面的知识，他想要精通,整个西方文学和历史经典。

耶鲁公开课 - 弥尔顿课程节选

I suppose what I'm really saying is that the word "hermeneutics" wasn't available, and the idea that there ought to be a sort of a systematic study of how we interpret things wasn't really current.

我想说的是“诠释学“这个词,不是一开始就有的，而应该系统地学习,如何解释事物,这种思想也当时也是没有的。

耶鲁公开课 - 文学理论导论课程节选

Then, your muscle cells would start producing Hepatitis B surface antigen and your immune system recognizing that's a foreign protein would start responding to it.

于是,肌肉细胞将会,开始制造乙肝表面抗原,然后免疫系统就会识别出,那是外来蛋白质并且产生免疫应答

耶鲁公开课 - 生物医学工程探索课程节选

If people start demanding payment on their notes then they will destroy the system.

如果人们开始要求纸币价值的兑现,他们将摧毁这个系统。

耶鲁公开课 - 金融市场课程节选

You can see how things are feeding through the system: it starts out in one thing, it goes to the insurance companies, and then it goes to the municipal governments.

你能看到事件是如何在系统里相互影响的,它开始于一件事,它涉及到了保险公司,然后又传递到地方政府

耶鲁公开课 - 金融市场课程节选

Or you get a cold, the cold virus takes hold, the viruses start replicating inside of you and it takes some time for immune system to gear up to eliminate it, so we're used to thinking about responses that take some time.

或者你得了感冒,感冒病毒扎根在你的身体中,病毒开始在你体内复制,免疫系统需要一定时间做好准备去消灭它,所以我们曾认为免疫反应需要一定时间

耶鲁公开课 - 生物医学工程探索课程节选

Now, if I was a person that was designing a vaccine and I noticed that this was the response that it got, that antibodies were produced, they reached some intermediate level, they started to fall, I would say, "Well I haven't stimulated the immune system enough, let me re-boost, let me give another dose of antigen."

现在,如果我正在研究一种疫苗,我注意到机体会对这种疫苗产生应答,也就是会产生抗体,当抗体浓度达到中等水平后,就开始下降,就可以说,疫苗对免疫系统刺激还不足,我需要提高抗原浓度,让我再把剂量再加大一倍

耶鲁公开课 - 生物医学工程探索课程节选

If you've ever noticed, Mac OS has its Apple menu on the top left and Windows has its start menu in the bottom left, really for no compelling reason.

如果你注意到，你会发现，Mac操作系统,在其左上角是Apple菜单，Windows却把它的开始菜单,放在左下角，毫无理由可言。

哈佛公开课 - 计算机科学课程节选

It's not something that people have always thought about in a systematic way.

人们不是,从一开始就会系统地思考它。

耶鲁公开课 - 文学理论导论课程节选