So when you talk to class four, he says,then it is difficult to teach the little kids in class one.

VOA: standard.2010.02.25

And so part of the wilderness experience for me I think Mark Twain talks about wilderness and he says, I do it chiefly because it is difficult.

对于我来说，荒野的经验就像是,马克吐温在谈到荒野时所说，因为困难，所以我才去做。

普林斯顿公开课 - 人性课程节选

But,it's hard,if you're fourty-seven years, your job is a pretender to the throne, it's difficult.He had a hard time getting around.

但是,如果你要花四十七年,去争夺王位,是很不容易的,他做得很艰苦

耶鲁公开课 - 1871年后的法国课程节选

"He knows that this suspension of settlement construction is difficult, that it is not easy for anyone;

VOA: standard.2010.01.03

but he's also insisting that this is an incredibly difficult, if not impossible, moment of thought.

但他同时坚持，如果可能，这对思维来说也是一个极其艰难的时刻。

耶鲁公开课 - 文学理论导论课程节选

He says it is difficult to know how the disease will evolve.

VOA: standard.2009.05.14

Hobbes realizes this is a difficult and uphill task that he has set for himself.

霍布斯意识到他已经给自己,定下了一个困难而艰巨的任务。

耶鲁公开课 - 政治哲学导论课程节选

"The more banal he is, the more terrifying he is. There is no doubt and I'll say without question that it was the most difficult thing I've ever done as an actor."

VOA: standard.2010.01.08

So, he's using intuitive-- he says difficult or easy-- so he says it's difficult, meaning the probability is very low, or easy, meaning that probability is high.

所以他直接进行了描述,他用的是困难和简单两词,他说的困难,意思就是概率很小,他说的简单,意思就是概率很大

耶鲁公开课 - 金融市场课程节选

Freud's--Freud was very focused on the family life of the people he interacted with, which is rather upper class Europeans, and these sort of questions would have been difficult for Freud to answer.

弗洛伊德非常关注,与他接触之人的家庭生活，也就是一些欧洲的贵族们，对于这类问题,相信弗洛伊德本人也很难作答。

耶鲁公开课 - 心理学导论课程节选

He learned Dutch-- and Dutch is a very difficult language-- in 1696, while the Turkish war went on, or one of them he went off to Western Europe incognito as an embassy soldier.

他学会了荷兰语,荷兰语是很复杂的,在1696年,当土耳其战争发生的时候,或者其中一次战争时,他以一名大使馆军人的身份匿名去了西欧

耶鲁公开课 - 欧洲文明课程节选

I never met anybody who seemed more like an author than this person, and yet he's raising the question whether there is any such thing, or in any case, the question how difficult it is to decide what it is if there is.

我从来没有遇见过比他看起来更像作家的人，现在他提出了一个问题，问无论如何，如果有这么个东西的话那么决定它是什么有多难。

耶鲁公开课 - 文学理论导论课程节选

He says that it is difficult to make the distinction.

他说很难区分。

耶鲁公开课 - 文学理论导论课程节选

He says, "to succeed in many things or many times is 'difficult.' For instance, to repeat the same throw of dice 10,000 times would be impossible; whereas, to make it once or twice is comparatively easy."

他说,要成就很多事情,或成就一件事情很多次,是很困难的,比如,掷一万次骰子都得到同样的结果,是不可能的,但是,掷一两次却是相对容易的

耶鲁公开课 - 金融市场课程节选