The problems that Frost's poetry poses for us as readers are not problems of reference. They can't be solved by footnotes.

他的诗歌给我们的困难,不是参考的问题，它们不能就用脚注解决。

耶鲁公开课 - 现代诗歌课程节选

Perhaps, there is a difficult question that you want to ask somebody.

假如你有一个比较困难的问题想询问其他人。

I want to 课堂 - SpeakingMax英语口语达人

The problems that Frost poses are problems of interpretation, - problems that provoke you to ask not, "what does he mean exactly?

弗罗斯特给我们的困难是翻译，是使人不发问这样的问题，“他到底要说什么“

耶鲁公开课 - 现代诗歌课程节选

Well, what it is is easily enough explained despite the sort of difficulty and thorniness of the word.

虽然我们遇到过很多困难和挫折,但这个问题很容易解答。

耶鲁公开课 - 文学理论导论课程节选

And the prospect of having a lot of time to pursue math problems of a richer and deeper sort seems fairly attractive.

要是能有时间,解决更困难更深奥的数学问题,对我相当有引吸力。

耶鲁公开课 - 死亡课程节选

The perspective is tricky-- and so we're trying to find the roots.

从视图上来看可能比较困难,因此我们来试试找到这个问题的解。

麻省理工公开课 - 计算机科学及编程导论课程节选

Now, that's actually a difficult question to ask-- to answer for a child, but I tried my best to give him an answer.

向一个孩子解释这个问题其实挺困难的，但我还是尽力给了他一个答案。

耶鲁公开课 - 心理学导论课程节选

What's one of the problems you see or that we tripped over already?

你能发现其中的一个问题吗,或者你们已经遇到困难了吗？

哈佛公开课 - 计算机科学课程节选

There was a conditional agreement: yes, Norway should manage this oil risk but it's politically difficult and that's the problem-- is that we're not able to do our optimal management.

他们在一定程度上同意我的观点：,是的，挪威应该设法解决石油的风险,但这在政治上很困难,其问题在于-,挪威无法做到最优的管理。

耶鲁公开课 - 金融市场课程节选

In fact there's research-- for example, this was done with internists, doctors, who are giving a very difficult, very difficult question connected to a liver problem that an individual patient had.

实际上有这样一项研究-,在内科医生，医生中间进行，向他们提出一个，与肝脏问题有关的很困难的问题,那是一个病人的病症。

哈佛公开课 - 幸福课课程节选

And the toughest foreign policy issue?

那最困难的外交政策问题呢？

普林斯顿公开课 - 国际座谈会课程节选

Especially if you're asking difficult questions, use the "Would you" pattern.

特别是当你提出很困难的问题时，应使用“Would you”句型。

Would you 课堂 - SpeakingMax英语口语达人

And tracing back where it came from can be really hard.

然后去查找问题来源,可能会很困难。

麻省理工公开课 - 计算机科学及编程导论课程节选

Now, as I said last time, the subject of free will--or free will, determinism, causation and responsibility, this cluster of problems-- is an extremely difficult and complicated physical problem.

正如我上次所说的,自由意志这个主题 或者说自由意志,决定论,因果论,责任,这一堆问题,是极端困难和复杂的物理问题

耶鲁公开课 - 死亡课程节选

It's an interesting and difficult question.

这是个有趣而困难的问题。

耶鲁公开课 - 死亡课程节选

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