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

And once you know how it sounds, making those sounds for yourself would be a lot easier to do.

一旦你知道该怎么发音，你就能更加容易地把它说出来。

想征服英语的话 - SpeakingMax英语口语达人

Once we have those classrooms, the stuffing cost is to be designed to be the same as what we currently use in personal physics.

一旦我们建成这些教室，其他的人员成本应该,和现在投入到物理教学,所用的成本一致。

麻省理工公开课 - 媒体、教育、市场课程节选

So once we cover it, it will then be fair game to ask these photoelectron spectroscopy or these photoelectric effect questions using the wavelength of the electron.

所以一旦我们涉及到它，问及光电子能谱或者,用电子的波长问及,光电效应是一样的。

麻省理工公开课 - 化学原理课程节选

We've argued that once we realize those aren't going to be played, that 2 and 9 aren't going to be played.

我们明白了一旦我们知道了,无人会采用那些策略时,那么也没有人会选立场2和9

耶鲁公开课 - 博弈论课程节选

Another thing is that, when once an invention is made, it tends to be copied all over the world.

另外，一旦一个发明诞生，它就会被模仿并应用于世界各地。

耶鲁公开课 - 金融市场课程节选

The section leaders,once they get to know you, they'll actually be looking to see whether ; the people in their section are missing a bunch of lectures; and I've asked them to take notes.

学术组组长认识你们以后，会留意,同组组员是不是缺了很多课;,我关照让他们做记录了。

耶鲁公开课 - 新约课程节选

See, to be honest even though it might feel like a whole of new stuff at once, it's a pretty small language and so we've almost seen all of the syntactic features thus far so now we'll be able to start focusing more on concepts.

瞧，即使它感觉好像一个新的东西,它是一种相当小的语言,我们迄今看到的几乎所有的语法特征,现在我们将把重点放在概念上。

哈佛公开课 - 计算机科学课程节选

But Eudora Welty was once asked why Southerners can be such great writers, or such good storytellers and she was a wonderful storyteller.

但有一次她被问到,为什么南方总是出伟大的作家,或者是杰出的小说家,她自己就是个很出色的小说家

耶鲁公开课 - 美国内战与重建课程节选

It is nevertheless a distinction that does exist, once you think about it, that deserves to exist and deserves to be remembered when we think about the variety of ways in which literary history can be written.

但是这区别既然存在，只要你思考它，它就有存在的理由,值得被记住，并被记录到,文学的无限发展可能的历史中。

耶鲁公开课 - 文学理论导论课程节选

So Socrates has what he wants, once we give him premise number two, that the eternal, non-physical can only be grasped by the eternal, non-physical.

所以如果我们同意他的前提二,苏格拉底就得到了他想要的,前提二说永恒,非现实的事物,只能被永恒,非现实的事物认知

耶鲁公开课 - 死亡课程节选

When Milton opens Lycidas with that phrase, "Yet once more," one of the things that he's telling the reader is that ; yet once more he'll be making the same argument for unreadiness; the same argument for nervous anticipation that he'd made a number of times before.

当弥尔顿用那句“然而再一次的“开始的篇章时“,他要告诉读者的是,他会再一次的对诗中的迟疑作出相同的论述;,和他之前无数次作出的,关于不安的预知的，一成不变的论述。

耶鲁公开课 - 弥尔顿课程节选

None of you got smallpox vaccinations, because once a country was certified to be smallpox free, there was no reason to-- there was no reason to vaccinate people any longer.

你们当中没人接种过天花疫苗,因为一旦一个国家确认不再有天花,就没有理由,就没有理由再给人们接种

耶鲁公开课 - 生物医学工程探索课程节选

This monumental novel about 20 hours in the life of an average man can be read and appreciated like any other great novel once its framework and form are visualized, just as we can enjoy Hamlet without solving all the problems which agitate the critics and scholars."

这部不朽的小说是关于一个,平常人生命中的二十个小时,在它的框架和形式显现出来的时候,它就能像其他伟大小说一样被阅读和欣赏，就像我们欣赏《哈姆雷特》那样,不用解决那些激发批评家和学者讨论的问题“

耶鲁公开课 - 1945年后的美国小说课程节选

And even once we acquire those skillful movements the circuits that produce those movements need to be continually recalibrated as the body changes, as it grows and then ages we need to make those recalibrations or our movements will again become clumsy like those of a child.

即使你掌握了这些复杂的动作，产生这些动作的神经回路还会根据你的体态不断作出调整,随着这些回路的老化，你要做的这些调整，或者说动作又会像孩提时那样,变得笨拙起来。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

Once the gases are mixed, there's not going to be any further net change in the system.

一旦气体混合,这个系统就不会发生任何净的变化。

麻省理工公开课 - 热力学与动力学课程节选