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

To figure out even what this thing is, let alone how to use it properly. So, you know, I'm sympathetic.

就连认出这是什么东西（都很困难），更别说正确应用它了，所以我很同情这点。

经常犯的失误 - SpeakingMax英语口语达人

Now for the hacker edition, if you are feeling up to a bit more of a challenge you'll find that when you run the game, one it's not all that hard to use some ASCII art just make it a little fancier as the teaching fellow who implemented this solution did.

对于升级版，如果你能应付更大的,挑战，你会发现当你在玩这个游戏时，用一些字符画把它做得,比那些教学人员做的更有新意,并不是那么困难。

哈佛公开课 - 计算机科学课程节选

If you go to the right region of an adult brain you might be able to find cells like this but it's more difficult.

如果你在一个成人大脑的正确区域找,你也许能找到这样的细胞,但会更困难一些

耶鲁公开课 - 生物医学工程探索课程节选

I heard that it's getting harder to get a job in the United States. How about the students at MIT?

我听说在美国找工作变得更困难。麻省理工学院的学生的情况如何？

就业很难 - SpeakingMax英语口语达人

Eliot was there, in that essay on the metaphysical poets that I'm quoting from, defending as necessary what is the primary characteristic, not only of his own poetry, but really of modern poetry generally, what is often called its difficulty.

艾略特在描写那些抽象派诗人的文章里,就是我引用的那篇，极力维护,诗人的首要特征，不仅是因为他自身的诗性，更因为维护现代诗歌的必要，这是非常困难的一件事。

耶鲁公开课 - 现代诗歌课程节选

Let's say in Germany or France, where it's more difficult for foreigners, I guess,

比如说德国或者法国，对于外国人来说呆在那些地方可能会更困难些，

来自世界各地的朋友 - SpeakingMax英语口语达人

This game's a little bit harder to get communication to work.

在这个博弈中交流更困难一些

耶鲁公开课 - 博弈论课程节选

Their memory improved, and they persisted more on difficult tasks.

他们的记忆力得到改进，面对困难任务时更有持久力。

哈佛公开课 - 幸福课课程节选

have a harder time doing well academically?

学习好会更困难吗？

对于赞助入学的看法 - SpeakingMax英语口语达人

It's harder to find, they're more limited numbers, and in general, more difficult until eventually down this pathway you have fully differentiated cells, cells that are fully mature and performing the function of the mature organ.

不过找起来更困难,因为它们数量稀少而且通常很难定位,在分化的终末阶段,你可以看到完全分化的细胞,这些细胞完全成熟,在成熟的器官中发挥功能

耶鲁公开课 - 生物医学工程探索课程节选

You all could still do that if you decide too, but it's going to be harder for you than if you would have started when you were ten, so you're losing some potential around - along the way.

如果你想的话也许还可以,但会比起你从十岁开始努力,会更困难一些,因此你们在成长的路上失去了一些潜能

耶鲁公开课 - 生物医学工程探索课程节选