He was sitting at his desk so it was very hard to get him out with all the rubble and wood around him,"

VOA: standard.2010.01.20

And it's not hard to see how the heat of reaction at room temperature can be related to they heat of reaction at other temperatures.

知道室温下的反应热,如何与其他温度下的反应,热联系起来这点并不困难。

麻省理工公开课 - 热力学与动力学课程节选

So it's actually really hard to find like a boyfriend or guys who are interested in you at NYU.

所以，要想在纽约大学找一个对你感兴趣的男朋友或男生，真的很困难。

在哥伦布环岛 - SpeakingMax英语口语达人

"It is very hard to be a beacon for others, when you are constantly at war.

VOA: standard.2010.03.11

Mr. Carl Icahn: Well, it's hard to recommend how to invest at this time without knowing how much capital you have.

伊坎先生：嗯，在当今形势下,如果不知道你有多少资本,那就很难给你投资建议。

耶鲁公开课 - 金融市场课程节选

"At the higher levels, when you're throwing hard, it is very,very leg and torso oriented.

VOA: standard.2010.08.03

Sometimes, when the ideas of political philosophers are as familiar as Locke's ideas about consent, it's hard to make sense of them or at least to find them very interesting.

有时当一些政治哲学家对同意的看法,与洛克非常相似时，都让人很难理解,或至少不会觉得很有趣。

耶鲁公开课 - 公正课程节选

Because if you just have random bones lying around, it's hard for someone to come in and look at it and understand what the animal looked like in its entirety.

VOA: standard.2009.12.08

But notice that in terms of the contents of the life, at least the local contents, ? it's a bit hard to see why that would be the case, right?

但是请注意在生活内容方面，至少是局部的生活内容，有点难理解为什么会这样，对吧？

耶鲁公开课 - 死亡课程节选

"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

It's great idea with a lot of hard work and then you work at it for year, two years, three years, four years, five years, six years, seven years, eight, nine, 10.

勤奋的工作，一年两年，三年,有或者更多，甚至10年，是很好的想法。

斯坦福公开课 - 微软CEO-Steve.Ballmer谈科技的未来课程节选

It's just hard to keep track of them at first but they all generally mean the same thing, provide additional input to this program called GCC by just specifying it on the command line.

刚开始是很难理解这些词的,但其实都是一个意思，所以，只要在命令行上为这个程序,再添加一个名曰GCC的输入就OK啦。

哈佛公开课 - 计算机科学课程节选

it's always going to be hard at first,

一开始总是很难，

阳光总在风雨后 - SpeakingMax英语口语达人

All right. So, let's look at this in another way, sometimes it's hard to picture these waves combining.

好的，让我们从另外一个方面来看，有时候很难想象这些波函数的组合。

麻省理工公开课 - 化学原理课程节选

I don't have as heavy teaching loads, which makes it possible for me to write, as some colleagues at other schools where the teaching load is so heavy that it's very hard to get writing done.

教学任务不太重，这就使得我有时间进行写作，而另外一些大学,教学任务可能很重,那样的话，就没有时间去写作。

普林斯顿公开课 - 人性课程节选

So, it's very hard to do it psychologically but at certain times you're in between and you're not going to get the benefit of that.

所以仅靠心理猜测去实施策略是非常困难的,但是有时候你会处在中间位置,你也不会从中获利。

耶鲁公开课 - 金融市场课程节选

It's also hard to get a job at Google. Right.

在Google要得到一份工作也是很难的，对。

哈佛公开课 - 计算机科学课程节选

And so what I'm really doing is inviting you to take a good, cold, hard look at death, and to face it and think about it in a way that most of us don't do.

那就是我要你们做的，认清，死亡的好和坏，面对它，然后思考它,用我们从没用过的方式。

耶鲁公开课 - 死亡课程节选

So essentially, each of these orbitals come from linear combinations of all of the original orbitals, and it's hard to picture exactly how that happens, but one that you can at least start to get an idea is if you think about combining the 2 s and the 2 p z here, which is not quite accurate because of course, we're combining all of them.

本质上，这些轨道每个都来,自原来所有轨道的线性组合，我们很难想象这是怎么发生的，但你们可以至少有个概念,如果你们考虑2s和2pz轨道的结合，这当然是不太准确的，因为我们要把所有的都组合起来。

麻省理工公开课 - 化学原理课程节选