But it is difficult to put a price on troubled securities.

VOA: special.2009.01.30

But I want you guys to think about why it was difficult to do it another way, which is more pedestrian.

但是我希望你们能思考一下,为什么用另一种更普遍的方法来做,反而会比较难呢

耶鲁公开课 - 基础物理课程节选

but because Los Angeles is so big and so spread out, it's kind of difficult.

但是因为洛杉矶太大，面积太广，这很难。

大众交通枢纽 - SpeakingMax英语口语达人

But the professor says it is difficult to find enough feathers from a single dinosaur to recreate all its colors.

VOA: special.2010.03.16

So it's very difficult, but what I come down to is that you just have to place your energy on your breath, and every time you notice your awareness drifts to somewhere else, you have to recognize this drift and let it go.

因此这很难，但我总结的方法是,只需要把能量集中到呼吸上，每次注意力不集中,飘到别处时，要意识到意识的涣散，并放手不管。

普林斯顿公开课 - 人性课程节选

But it is a different and difficult skill to learn.

VOA: special.2010.07.25

And this is no surprise if what we are is the workings of our physical brains, but it is extremely difficult to explain if one is a dualist.

如果我们的本质就是生理大脑的活动,那这也就没什么可惊奇的,但对于二元论者来说,解释这些却是非常困难的

耶鲁公开课 - 心理学导论课程节选

Much of the company has been privatized in recent years, but many workers are civil servants and it is very difficult to lay them off in France.

VOA: standard.2010.04.11

Now this isn't the first time in this course that I've paused over a moment at a crossroads where you can't possibly take both paths but where it is obviously very, very difficult to make up one's mind.

现在是这个课程中第一次,在一个分叉路口停下,我们不可能同时走两条路,但是这也显然是非常难以决定的一个地方。

耶鲁公开课 - 文学理论导论课程节选

He says the process of sorting through those areas, which include sites around the country,but concentrated in the mountainous northern areas, will be a long and difficult one, though it is work that needs to be done in the name of the victims' families.

VOA: standard.2009.12.18

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

I'm able to move around, but it is very difficult.

我可以跳槽，但很难。

美国的失业情况 - SpeakingMax英语口语达人