Some of those is hard to put a price on, but I would say through the entire show we got to have $50,000, sitting in the show at one time.

VOA: standard.2010.02.21

We have hard evidence of that in Egypt, in Asia Minor, and in the Tigris Euphrates Valley.

而在埃及,小亚细亚,和两河流域却找不到类似的证据

耶鲁公开课 - 古希腊历史简介课程节选

I mean, they have no idea how hard we work, and look at this gigantic split infinitive, to dramatically help.

他们不知道我们有多么努力地工作，注意到这之间的巨大鸿沟，会有很大的帮助。

麻省理工公开课 - 固态化学导论课程节选

"We are working hard toward an agreement. It is clear we have the major elements of an agreement in place and now we have to do the hard work of conforming the treaty and some other small negotiations,".

VOA: standard.2010.02.03

Because it's hard when you go back being part of any group. Once you are in that group, and away from other people, it's very hard to remember We've talked that -Oh, have you?

因为如果你回到原来的群体中,就会变得难了，因为你只要一呆在那个群体中，远离其他人，就很难,我们聊过这个，-是吗？

普林斯顿公开课 - 人性课程节选

So I think the police service has the responsibility to involve us in that discussion and we as the public, as parliamentarians,have a responsibility to respond intelligently to that and be realistic about the hard choices that are made,"

VOA: standard.2009.04.21

But in hard drives where we actually have these moving platters, here is in fact, how we get from electricity and magnetism to those zeros and ones.

但是在传统硬盘中我们确实有高速运转的磁盘，这就是事实，但问题是我们如何,把电磁信号转化为0和1的。

哈佛公开课 - 计算机科学课程节选

And the question that preoccupies developmental psychologists is how do we come to have this knowledge, and in particular, how much of it is hard-wired, built-in, innate.

发展心理学家们所关心的问题,就是我们如何获得这些知识的,特别是,这其中有多少是固有的,内在的,天生的

耶鲁公开课 - 心理学导论课程节选

Now if all we have to go on is just this semiotic system, it's going to be kind of hard to put up resistance to by the same token we'll say "yellow" means "pause," "green" means "go."

而从语义学角度分析，我们必须不能这么想,这样绿色自然就表示继续，黄色表示暂停“

耶鲁公开课 - 文学理论导论课程节选

We have a nice theoretical framework, but the application of the framework to the real data is hard and it ends up with politics underneath it all; that's just the real world.

我们有清晰的理论框架,但实际运用理论知识却困难重重,最终还是政治支配一切,这就是现实社会

耶鲁公开课 - 金融市场课程节选

But what's amazing is that the hard drives we have today in a desktop or in a laptop, a hard drive and a laptop is only about--yey big!

现在你可能对在笔记本或者,台式机中存在的硬盘更感兴趣，其实硬盘仅仅是容量大了一些！

哈佛公开课 - 计算机科学课程节选

We are basically committed to each other for sex but it's very hard to make those relationships last a long time because we might not have anything in common, we might not share anything with each other, we might not trust each other, we are not particularly bonded to each other.

我们基本上只有激情的承诺,长时间维持这种关系很困难,因为可能双方没有任何共同点，没有共享的东西，我们可能互不信任，不是特别亲近。

耶鲁公开课 - 心理学导论课程节选