You can talk about working hard on your joint problem sets, but as long as you go home and you don't work hard, it doesn't help.

你大谈特谈你在多么努力地做家庭作业,但是回家后如果你依旧偷懒,这还是无济于事

耶鲁公开课 - 博弈论课程节选

but I made up for it by working really hard on the gym and working really hard on the field.

但我通过体育馆和足球场上的刻苦训练弥补了天赋不足。

足球部队长的领导力 - SpeakingMax英语口语达人

That you're pushing really hard on it.

我们从。

麻省理工公开课 - 热力学与动力学课程节选

So on your computer's hard drive are again, a whole bunch of tiny magnetic particles aligned this way or this way.

因此，你的电脑硬盘是完全是,有一簇按照这种方式排列的磁性粒子。

哈佛公开课 - 计算机科学课程节选

When the people never used any chemicals, you know, they work hard on the field.

那时候，人们从来不用任何化学品，而是在田地里辛勤劳动。

问上门厨师 - SpeakingMax英语口语达人

Bad things can happen, so it's really, really hard to just focus on getting things right and not winning the argument.

坏事情总会发生，所以要想将精力,集中于把事情做好,而不是去赢得这场争论真的很难。

耶鲁公开课 - 金融市场课程节选

On the other hand, as you shoot to the middle, since you're kicking the ball hard, you're slightly more likely to score.

另一方面,如果你射向中路,因为你踢球的力道较大,你反而更容易进球

耶鲁公开课 - 博弈论课程节选

I don't think it's fair to say that, you know, it's all on him, on his, you know, inherent, you know, hard work.

如果说这都是靠他自己辛苦挣来的，是他天赋所赐，我觉得这不算公平。

耶鲁公开课 - 公正课程节选

So, we can think about what would happen if we're on his thesis defense, we're on his thesis committee, we would need to think of some pretty mean, hard, nasty questions that's what happens when you defend your thesis.

所以，我们可以设想一下,如果我们在他的论文答辩会上,担任论文委员会的成员，那么会发生些什么，我们会想一些非常严厉的,冷酷无情的，险恶的问题,那也是你们在论文答辩时,会遇到的情况。

麻省理工公开课 - 化学原理课程节选

It's post-Christian in the sense that it's hard to live in America without having some kind of exposure to Christianity and without seeing its influence on our society,on our politics, on our culture and our art,and that sort of thing.

一方面，生活在后基督教的美国不可能,不接触到基督教文化,不可能忽视它对社会，政治，文化，艺术等方面的影响。

耶鲁公开课 - 新约课程节选

I think it's hard because we haven't seen the movie Just jumping topic, when I turned on, when I was watching The Magnificent Ambersons.

我说的可能有些晦涩，毕竟我们都还没看,那换个话题好了，当我在看《安巴逊家族》时。

麻省理工公开课 - 电影哲学课程节选

He speaks in a language of math and it is very important for students to be able to have hot copies so that they can take notes on the paper rather than be working very hard to copy down the equations that he used in these lectures.

他以数学语言授课,所以发给学生教学材料,是非常重要的,这样就可在纸上做笔记,而不用拼命,抄下他在课上,用到的等式。

麻省理工公开课 - 媒体、教育、市场课程节选

We respnded aggressively, very aggressively on a lot of different occasions, and it was the kind of crisis that is just hard to keep control of. Ultimately we did.

我们的应对措施很强势，非常强势,在很多情况下都是如此，这次危机是,很难控制的，但最终我们做到了。

普林斯顿公开课 - 国际座谈会课程节选

That's an important observation, and as we get to the part of the course we talk about computational complexity, you'll see that what we really care about is not how efficient the program is on easy problems but how efficient it is on hard problems.

我们已经学习了这门课程的一部分了，我们要开始认识到,计算的复杂度这个概念，你会学习到我们在乎的并不是,算法在简单问题上的工作效率,而是解决复杂问题的效率。

麻省理工公开课 - 计算机科学及编程导论课程节选

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

When you go into a restaurant now, unless you want to go look at a board on the wall or get a pamphlet that may be hard to find, or go to the website, it's going to be pretty hard to know what you're eating in those foods.

现在当我们去餐馆吃饭时,除非看一看墙上的菜单板,或者是去翻往往很难找到的宣传册,再或者去网站查看,否则很难知道,我们在进餐时到底摄入了些什么成分

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选