Soon after Call and Caroline were married, the Captain said to me, "This is hard for you,isn't it?What is it you really want to do?"

VOA: special.2009.02.14

And the fact of being asked to do ten positive features is people find this hard.

实际上大家都会发现,要列举出某人的十个优点,是相当困难的。

耶鲁公开课 - 心理学导论课程节选

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

But for the young who make up most of the population, learning this history has been hard to do - schools have up to now just not taught it.

VOA: standard.2010.04.19

It's a little hard to know what to do with this gazebo. Does it, in fact, represent the nationalist movement that culminated, or one form of which culminated, in the Easter Rebellion?

这个楼台还真的很难理解,难道它实际上代表了，以复活节起义告终的，民族主义运动，或者其，一种形式因之告终？

耶鲁公开课 - 现代诗歌课程节选

So this is our grade game, and what I'm going to do, since it's kind of hard to absorb all the information just by reading a paragraph of text, I'm going to make a table to record the information.

就是我们的成绩博弈,因为这么长一段文字,从中摘取信息有点困难,不如我们列表整理信息

耶鲁公开课 - 博弈论课程节选

That's the question we're going to try and address. If we can do this, this is good, because first of all, it removes any questions about what machine I'm running on, it's talking about fundamentally, how hard is this problem, and the second thing is, it is going to do it specifically in terms of the input. Which is one of the things that I was worried about.

这是一个我们接下来要去,尝试和解决的问题，如果我们能做到的话会很不错，因为首先，它解决了结果可能和我,运行的计算机有关系的问题，因为这从根本了告诉了，我们这个问题的复杂度，第二件事情,就是这种方法可以依据输入的大小来计算,而这正是我最担心的地方。

麻省理工公开课 - 计算机科学及编程导论课程节选

If you take newborn babies-- It's very hard to do research with newborn babies actually because of the consent procedure and everything, so most of this work is done in France, where they have no laws at all.

如果你去找些新生儿,由于知情同意书以及其他的问题,研究新生儿实际上是非常困难的,因此大部分的研究都是在法国进行的,因为法国并没有任何与此有关的法规

耶鲁公开课 - 心理学导论课程节选