It is hard to miss the crowds of people always gathering in one room on this floor.

VOA: special.2010.06.23

If the goal is to improve education, then one has to ask hard questions Like does a technology actually help?

假如目标是提高教育，那就要问问这样的问题,技术真的有帮助吗？

麻省理工公开课 - 媒体、教育、市场课程节选

There are lots. It's hard to say one.

还有很多。我很难选出一个。

查尔斯达尔文的地位 - SpeakingMax英语口语达人

Yet,he wrote with more feeling about one subject than any other: that education and hard work will help young African Americans move forward.

VOA: special.2009.11.01

And this is because as you start writing--saving files to your hard drive, what happens is you might save this file here, then this one, then this one, then this one, but very reasonably you might go back eventually and delete this one.

这是因为当你开始对硬盘驱动器进行读写时,你可以保存一个文件到磁盘的某处，然后再一个，再一个，又一个，最后你可能回到这,并删除这一个文件。

哈佛公开课 - 计算机科学课程节选

Push hard and fast. Aim for a rate of about one hundred compressions each minute.

VOA: special.2009.06.09

We are not really like pinpointing one tradition... This is the part hard to draw lines.

我们并非要一对一地认定传统。,这正是难以区分之处。

普林斯顿公开课 - 人性课程节选

And one last expression, one that means do not worry or work too hard.

VOA: special.2009.06.07

Saying that one of them is Napoleon and the other one isn't seems very hard to believe.

说其中一个是拿破仑,另一个不是拿破仑，似乎都难以令人信服。

耶鲁公开课 - 死亡课程节选

During his seventy-two years he was one of America's most hard-working musicians.

VOA: special.2009.08.02

Pressure is when you have one of these hard spheres colliding against the wall.

这是一个小球,它与墙发生碰撞。

麻省理工公开课 - 热力学与动力学课程节选

So now it's two. It's not only one. So it's very hard."

VOA: special.2010.05.13

Well if you're not defending the easy pass, he doesn't lose anyone, and if he attacks through the hard pass he's going to lose at least one battalion.

如果你没有在平坦之途设防他兵力不减,然而如果他从崎岖之途进军,那么他将至少损失一个营

耶鲁公开课 - 博弈论课程节选

It is hard to believe that many of us eat this much salt during one meal or even in one day.

VOA: standard.2010.04.22

Well, it was not very hard for me to draw this red blood cell here, it's just an oval, and one reason I draw it like an oval, is that that's basically what it looks like if you look at it.

我可以很容易的画出,一个血红细胞,就画个椭圆足矣,因为它看上去就是这个样子的

耶鲁公开课 - 生物医学工程探索课程节选

And,being one of the older skaters at 27, it feels good to be here still competing hard and representing the U.S.

VOA: standard.2010.02.23

One is inertial mass, which is how much you hate your velocity to change, how hard you resist acceleration.

一个是惯性质量,它反映了物体速度改变的难易程度,即保持加速度的难易程度

耶鲁公开课 - 基础物理课程节选

But farmers had learned the hard way they couldn't rely on just one crop, so they planted more corn, peaches,and figs.

VOA: standard.2010.08.10

So, marginal land is brought into play with hard work and ingenuity, and this is one of the things that Hanson emphasizes that is so helpful.

那么,边际耕地需要,在一定的生产条件下,生产收益正好足以补偿所需费用的土地,这就是汉森所强调的相当有益的一点

耶鲁公开课 - 古希腊历史简介课程节选

And the economy has been hit hard by the fall in the price of diamonds which make up one-third of its gross domestic product.

VOA: standard.2009.10.19

It's one of the most rapidly changing, hard to keep up with areas because someone can set up an electronic exchange overnight and suddenly become a base for trading trillions of dollars of securities.

经纪业是一个变化最快的行业之一,人们很难跟上它的步伐,因为人们可以在头一天晚上,设置一个电子交易,一夜之间,他就能在证券市场赚到千亿美金

耶鲁公开课 - 金融市场课程节选

It's done,but it's hard for her to get to the point where everyone is going to accept that and this is the one that it, sort of,happens in."

VOA: standard.2010.07.07

You'd be hard pressed to identify what the meter of that is so that's one reason, and of course what--where am I going with the next important point about what's happening in this music?

你会很难确定其中的节拍,这也是原因之一,当然这也是我将要讲解的下个关键点,关于在这类音乐中的情形

耶鲁公开课 - 聆听音乐课程节选

"You know winning a gold medal on the field of play is one thing that speaks to your hard work and your dedication to being an elite athlete.

VOA: standard.2010.02.27

Conversely, if he goes on the hard pass and you defend the easy pass, he's going to lose one of those battalions.

相反,如果他选择崎岖之途,而你却防守平坦之路,那么他仅仅损失一个营的兵力

耶鲁公开课 - 博弈论课程节选

"It is kind of hard to believe sometimes when I look at his work to realize that one sheet of paper goes into each of the animals with all of the complexities."

VOA: standard.2010.03.17

I put these conditions down because,of course, what I want to suggest is although the sentence everyone dies alone, the claim that everyone dies alone, is one of these things that people say, they're not really thinking very hard about what they mean by it.

我定下这些条件是因为，我想说尽管大家都说，人孤独而死，这都只是说说而已，人们说的时候并没有做什么深刻的思考。

耶鲁公开课 - 死亡课程节选

One of these passes is a hard pass. It goes over the Alps.

一条路崎岖,需要翻越阿尔卑斯山

耶鲁公开课 - 博弈论课程节选

So just to give an example, if he goes through the hard pass and you defend the hard pass, he loses one of those battalions going over the mountains and the other one because he meets you.

举个例子吧,如果入侵者与你在崎岖之途上狭路相逢,他在翻越山岭时损失一营,与你交战再损失一营

耶鲁公开课 - 博弈论课程节选