And when you have an optimal substructure and the local solutions overlap, that's when you can bring dynamic programming to bear.

当你得到一个最优子结构,但局部解决方案有重跌时，你就可以引入动态编程,来解决这个问题了。

麻省理工公开课 - 计算机科学及编程导论课程节选

so at the moment when I can't go back to see her, I go to training academies.

所以我不能回去找她的时候，我就去培训学校。

做头发是免费的 - SpeakingMax英语口语达人

If the sanctuary is not purged of impurity, it can become polluted to the point when God is driven out entirely.

如果圣所没有清除不洁，它可以被污染得直到上帝舍弃它。

耶鲁公开课 - 旧约导论课程节选

It's a moment when a child realizes that the person who gave him life can revoke it.

当时他意识到,父母既是生命的缔造者,又可以是生命的终结者。

耶鲁公开课 - 1945年后的美国小说课程节选

And it's just gathering together the multiplications while counting down the exponent. And you can see it when we get down to the end test here, we're going to pop out of there and we're going to return the answer.

这个方法就是通过乘法,来一个一个的减小指数,可以看到,最后面的结果测试，我们会在这里退出,然后返回答案。

麻省理工公开课 - 计算机科学及编程导论课程节选

All right. So formal charge can actually help us out when we're trying to decide between several Lewis structures that look like they might be comparable in terms of which might be the lower energy or the more stable structure.

好的，形式电荷真的可以,帮助我们决定,在几种路易斯结构中,哪个更可能符合能量更低,或者结构更稳定的要求。

麻省理工公开课 - 化学原理课程节选

I think surgery has a lot of parallels that i can draw when i think about leadership.

我认为外科,与领导能力,有着许多的相似之处。

普林斯顿公开课 - 领导能力简介课程节选

The question is not so much how we control what happens to us but what do we do when we were faced difficult circumstances, and how we can make spiritual meaning even when difficult things happen to us.

问题不是我们能够掌控多少,而是当我们面对困境,能做些什么，我们怎样体现灵性的意义,即便我们面临困境。

普林斯顿公开课 - 人性课程节选

It is nevertheless a distinction that does exist, once you think about it, that deserves to exist and deserves to be remembered when we think about the variety of ways in which literary history can be written.

但是这区别既然存在，只要你思考它，它就有存在的理由,值得被记住，并被记录到,文学的无限发展可能的历史中。

耶鲁公开课 - 文学理论导论课程节选

When an action potential is initiated these ion channels go from their closed state to their open state, when they open sodium can now pass through.

当动作电位形成时,离子通道,从关闭状态转到打开状态,当通道打开时,钠离子就可以通过

耶鲁公开课 - 生物医学工程探索课程节选

How diseases spread, how they can be treated or cured, when they kill somebody.

病情如何蔓延,应该怎样治疗或治愈疾病,它们什么时候会置人于死地

耶鲁公开课 - 死亡课程节选

The Rumpus And when we're not pictured in The Rumpus it can really hurt.

当我们没有出现在,真是太打击人了。

耶鲁公开课 - 心理学导论课程节选

I don't hear most of it. But there are moments, and they're moments that give me pleasure when I can say, "Oh,yeah. That's what he's doing there."

我也只能听出一小部分，但是有时候，这些时候总是让我激动，我会发现，哦对，这正是作曲家在做的“

耶鲁公开课 - 聆听音乐课程节选

Well we've talked about some of these already, but there are a ton of ways that inaccuracy can get introduced when you start assessing what people are eating.

我们已经讨论过一些了,但当你开始估算人们的饮食时,有很多方面,会造成误差

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

And that's when it can become depression.

直到变成抑郁。

哈佛公开课 - 幸福课课程节选

RIM, the maker of Blackberry, sells for fifty, sixty, seventy times earnings; when you buy that stock, earnings can go up.

加拿大RIM公司，黑莓手机的制造商，以收益的五十倍，六十倍或者七十倍出售；,当你买那只股的时候，收益可能会上升。

耶鲁公开课 - 金融市场课程节选