And there are lots of solutions that chemists come up with -- there's always new techniques that allow us to do this, and these are just some of the first, and we'll go through them in a little bit of detail here.

的情况下研究或者发现它们,化学家们想出了很多的办法,人们发明新的技术来实现它，这些是最早遇到的一些问题，我们要稍微来,研究下它们的细节。

麻省理工公开课 - 化学原理课程节选

I usually don't pay beggars or people on the street that are asking me for money.

通常情况下，如果我在街上遇到要钱的乞丐，我不会给他们钱。

不做善事的理由 - SpeakingMax英语口语达人

But for those of you who decide to go on in computer science realize there is a whole interesting world that uses details like these in the world of networking, in hardware, to actually solve some real world problems.

而对于你们中想要在计算机科学,方面有所发展的人，将会遇到一个非常有趣的领域,在那个世界里，会有许多像网络世界，硬件界,这样或那样的小细节，但又往往是这些小细节才解决了许多真实世界里的问题。

哈佛公开课 - 计算机科学课程节选

In practice, when firms try and have these agreements, which are not contracts, to try and produce joint monopoly output, what else goes wrong?

现实中,公司想要达成这样的协议,而非合同,想要维持垄断产量,还会遇到什么问题呢

耶鲁公开课 - 博弈论课程节选

And we're actually going to get a little bit deeper in our clicker questions here, since when you do your problem-set it won't be quite this straight forward that you'll be answering this kind of question, but actually you'll be thinking about how many different orbitals can have certain state functions or certain orbital names.

事实上我们要讲的,比这个问题还要深一些，因为当你们做习题集的时候,你们不会遇到这么明显的问题，而是要考虑有多少个轨道,有某种特定的态函数,或者特定的轨道名字。

麻省理工公开课 - 化学原理课程节选

to really expose yourself and to really take the criticism because it will happen.

要真正地曝光自己，在遇到批评时要真心接受，因为这都是会发生的。

有这样的困难 - SpeakingMax英语口语达人

What do you do when you get stuck writing essays?

当你写论文的时候遇到困难，要怎么做？

关于学校生活 - SpeakingMax英语口语达人

Now, rather than go through this again and again, because frankly you can probably see where this goes before long we're gonna hit some problems.

现在，不是一次又一次做这些了，坦白说，你也许可以看到,我们马上要遇到一些问题。

哈佛公开课 - 计算机科学课程节选