The system can be an open system, or it can be a closed system, or it can be isolated.

系统可以是开系，可以是闭系，或是孤立系。

麻省理工公开课 - 热力学与动力学课程节选

And not be too critical or expect that you should be at a very high level when you're just beginning.

不要太挑剔，也不要奢望自己刚开始的时候就可以达到很高的水平。

学外语的时候 - SpeakingMax英语口语达人

It could be information-oriented, it could be a dialogue, it could be some kind of tools, a request function or dictionary or computing request.

可以是信息导向的，也可以是对话，或者是一种工具，一种对功能的需求，比如对字典，计算的需求。

斯坦福公开课 - 百度CEO李彦宏演讲：全球最大搜索引擎的发展课程节选

Literature is many things, a many-splendored thing," you say to yourself, "and it simply cannot be confined or trapped within a definition of that kind."

文学可以是很多，很多奇妙的东西，它不会局限于,那种定义“

耶鲁公开课 - 文学理论导论课程节选

And a large part of being a good programmer, or learning to be a good programmer, is learning how to debug. And it's one of these things where it's harder.

没人能凭本能做好它，如果你相当一名优秀的程序员，或者想通过学习成为一名优秀的程序员,很重要的一部分就是学习怎么去调试。

麻省理工公开课 - 计算机科学及编程导论课程节选

Or the insurance company could be a mutual insurance company, in which case the insurance company is owned by the insured.

保险公司也可以是互助保险公司,也就是保险公司的股东就是被保险人

耶鲁公开课 - 金融市场课程节选

First of all, it will only be a minute or two at a time, maybe once or twice a lecture.

首先，每次只有一两分钟，一堂课最多不超过两次。

哈佛公开课 - 幸福课课程节选

However, if you do happen to be an English or a literature major or someone who's just very serious about reading at that level, you will find plenty to chew on here.

然而，如果你刚好主修英语或是文学,或是任何以主修的水平很认真阅读的人，你将会在这里发现很多值得咀嚼的东西。

耶鲁公开课 - 1945年后的美国小说课程节选

If you have some plain text, some message that you want to send, well, you can encrypt it or you can scramble it using a key, a secret key, which might be a physical machine like the Enigma 13 or it might be a number like 13.

如果你有没有加密的文本，你想要寄送的一些消息,你就可以加密它,或者你可以用一个密钥使其变得混乱，那就像一个英格玛的物理装置,或者他就是一个数字。

哈佛公开课 - 计算机科学课程节选

For your lifeblood I will surely require a reckoning; So if you are killed by a beast or a human, there will have to be a reckoning, an accounting.

你们的血;,无论你是被人或者兽所杀，我必将讨他的罪。

耶鲁公开课 - 旧约导论课程节选

For example, if we talk about photons, of course, we also just mean light, sometimes we refer to this as electromagnetic radiation, and there's several ways that you might be asked this in a problem or that you might be asked to answer.

举例来说，如果我们讨论光子，当然我们也叫做光，有时候我们看作是电磁辐射，而且这里有几种方式,你可能会在题目中被问到,或者被提问回答。

麻省理工公开课 - 化学原理课程节选

Now if you're not in a kitchen it's going to be hard to measure a cup, or an ounce, or things like that so you'll have to be estimating.

如果你不在厨房,很难用杯,盎司,或其他单位来度量,因此需要自己来估计

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

So, Hobbes clearly believes or thinks that this will be a useful book for a sovereign to read and hoping it will gain the ear of a sympathetic sovereign or potential sovereign.

很明显，霍布斯认为,这对君王将是本很有用的书,并真心希望它能得到一些富有同情心的君王,或是即将接任的君王的欣赏。

耶鲁公开课 - 政治哲学导论课程节选

So we're going to talk about thinking about the body as a system, as a system that can be understood the same way a motor could be understood or a computer that could be understood.

我们会讲到如何将身体看作系统进行研究,这个系统能够以研究,引擎或计算机的方法进行研究

耶鲁公开课 - 生物医学工程探索课程节选

The abandonment of such a study or its adulteration for current political purposes would be a terrible loss for all of humanity, and at the base, at the root of that civilization stood the Greeks.

如果出于政治的目的而对此段历史,视而不见甚至完全摒弃,这对全人类,将是一个巨大的损失,追根溯源,这一切都根植于希腊文明

耶鲁公开课 - 古希腊历史简介课程节选

You can't cram information about music, the sound of music, into your head the night before a test the way you might be able to in an English course or a history course.

你不可能像对待英语课,或者历史课考试那样在考试前一天晚上,将音乐中的信息或者将声音死记硬背,以便应付考试

耶鲁公开课 - 聆听音乐课程节选