We will be covering material in recitations that're not in the lectures, not in the reading, and we do expect you to attend recitations.

我们会讲一些,在教学课上没有提到的材料，也不在阅读材料里，因此我们希望你们能出席复习课。

麻省理工公开课 - 计算机科学及编程导论课程节选

So, if you could make automobiles with a high magnesium content, you would reduce the mass, reduce the energy required, and thereby reduce the environmental impact.

所以，如果你能用含镁量,很高的材料来制造手机，你就能减轻手机的质量，减少制造所需能量，因此减轻了对环境的破坏。

麻省理工公开课 - 固态化学导论课程节选

So part of the goal here is, this should not be a grueling, exhausting kind of task, it's really something that should be helping you learn the material.

所以部分目标在于，这不应该是一个累赘，不是那种沉重的任务，它应该能帮助你,学习材料。

麻省理工公开课 - 计算机科学及编程导论课程节选

And also because, and this is also the reason why the power points are always available, I want you to be engaged in the material.

另一个原因，之所以提前提供幻灯片，我希望你们能充分理解材料。

哈佛公开课 - 幸福课课程节选

So they have to be engineered to be inert so that they can be safely inside a system and there's not every material you could pick would have that property.

缝合线必须是惰性的,以便确保植入人体后的安全性,不是随便哪个材料都能做到这一点

耶鲁公开课 - 生物医学工程探索课程节选

I will be also making them available at Allegra for people who would like to just purchase them already printed out so you don't do it yourself, but I know some people really prefer to work online--and certainly for the first week of reading, you can get started because it is online.I don't think things will be available at Allegra's until probably tomorrow afternoon.

我也同样会让这些书的纸质版,能够出现在学校书店这样喜欢读纸质版的同学,就不用到处去买了，但我知道有一些学生更喜欢,在网上阅读，当然第一周的阅读材料都已经放在，放在网上了你们可以开始阅读，所有的阅读材料,在明天下午后都能在学校书店里买到。

耶鲁公开课 - 旧约导论课程节选

Now, here's another document that you want to be aware of that gives you some idea of what the Greeks fairly early thought the polis was for and about, and what the relationship between individual and polis was.

现在,这有另一份你们应该注意的材料,它能让你了解一些早期希腊人,是如何认识城邦的作用和本质,以及个人与城邦之间的关系的

耶鲁公开课 - 古希腊历史简介课程节选

And you can contact me if you have some questions in connection with the material.

你能联系我,如果你对这个材料,有问题的话。

麻省理工公开课 - 固态化学导论课程节选

We have to invent a process, a chemical extraction process that will make the production of magnesium cheaper so that we will have the opportunity to avail ourselves of energy-efficient materials.

我们必须发明出一种方法，一种化学提炼方法,能够使生产镁变得更便宜,那样我们才有机会,让我们自己用上高效能的材料。

麻省理工公开课 - 固态化学导论课程节选

And as you'll see by your handout, I've attempted tend to trace it.

你们可以看看课堂材料，我尝试着去找，了找它的起源，我能找到。

麻省理工公开课 - 计算机科学及编程导论课程节选

Engineers who are developing new materials, materials that can be, if you think about it, there's not very many things that you would want to put in your eye and you'll feel comportable to put in your eye so this is a very safe, a very inert material.

工程师们不断研制新的材料,这些材料应该是,想想吧,能让你们敢于,放到眼睛里的,并令人感到舒适的材料并不多,这应该是一种非常安全非常稳定的材料

耶鲁公开课 - 生物医学工程探索课程节选

In the material that's usually associated with P Moses is depicted as stretching out his staff, first to divide the waters which stand like a wall so that the Israelites can cross over on dry land; and then he holds out his staff to bring the waters crashing down on the Egyptians.

在经常能和P材料联系起来的材料中,摩西需要满足他的追随者的要求,第一个便是，水像墙一样立在两旁以便于犹太人,可以从中通过，然后为了保住追随者的性命,他用水淹没了埃及士兵。

耶鲁公开课 - 旧约导论课程节选