It's difficult, philosophy and social thought, but it's not difficult because of the element of surprise.

这很难，哲学和社会思想，但它又并不难在惊讶这个成分。

耶鲁公开课 - 文学理论导论课程节选

And then he goes back to hell and then back up to heaven -goes back and forth between these two rhythmically very different concepts.

然后它回到了地狱,接着又升到了天堂,在这两种节奏非常不同的概念之间,来回往复

耶鲁公开课 - 聆听音乐课程节选

And an important thing to remember when we talk about resonance hybrids is that the structure it's not 1/2 the time this structure, and 1/2 of the time this structure, it's actually some combination or some average between the two structures.

而当我们讨论共振杂化的时候,有一件重要的事情需要牢记,那就是这种结构并不是,一半时间处于这种结构的状态，而另外一半时间又变成了这种结构的状态，它实际上是两种结构在,一定程度上的组合或者平均。

麻省理工公开课 - 化学原理课程节选

It disappears and comes back, and at that time his mother, who is actually Freud's daughter, was going out to work for the first time on some days, and the boy was getting used to letting her go.

它又消失了之后又出现了，在那时他的妈妈，实际上是弗洛伊德的女儿，正准备,第一次出去工作一段时间，男孩正慢慢习惯,让她出去。

耶鲁公开课 - 1945年后的美国小说课程节选

And now someone else perhaps, why did I include this -l switch followed by "cs50" at the tail end?

现在有些人可能会问：,为什么我在用“cs50“结尾时，又在它之前,加了个“-l“命令？

哈佛公开课 - 计算机科学课程节选

So they kept track of country-by-country, when cases of smallpox occurred, and as it was eliminated from regions of the country, they then certified those regions to be smallpox free.

它跟踪调查了一个又一个国家,记录天花在这个国家中何时发生,又是何时清除的,并确证这个区域已经没有天花

耶鲁公开课 - 生物医学工程探索课程节选

So you could have--be consuming fat that is in itself good for heart health let's say, or maybe protective against cancer in some ways, but it's also adding calories to the diet, so you want to have the optimal amount of fat and not over-consume it because of the calories.

所以你可能是在食用,有益于你心脏健康的脂肪,打个比方,又或是在某种程度上可以抗癌,但它也给你的饮食增加了热量,因此为了减少热量应该食用适量,而非过量的脂肪

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

I think engineers have a role to play in that, but it's not sort of classical Biomedical Engineering in the way that developing an artificial heart is where you can see that.

我认为工程师们,在其中扮演了重要角色,但它又不像传统生物医学工程那样,去研究人造心脏之类,实实在在的东西

耶鲁公开课 - 生物医学工程探索课程节选

How is your immune system going to recognize that this virus is there causing bad results if it's living inside of a cell and doing all its business inside a cell where antibodies can't get to it?

你的免疫系统怎样才能识别,作恶多端的病毒呢,如果它隐藏在细胞中进行繁殖,而抗体又无法进入细胞,那该怎么办

耶鲁公开课 - 生物医学工程探索课程节选

It's firmly adherent to the surface here, it's firmly adherent at the back here, and in between its trying to pull these ends closer together, you can imagine that that's what it's doing, and in fact, that's one of the functions of fibroblasts.

它紧紧地粘附在表面这儿,又紧密的粘附在后面这儿,试着在中间将创口两端拉紧到一起,你可以想象一下这个场面,事实上,这只是成纤维细胞的功能之一

耶鲁公开课 - 生物医学工程探索课程节选

I think most and you are familiar with the Aufbau or the building up principle, you probably have seen it quite a bit in high school, and this is the idea that we're filling up our energy states, again, which depend on both n and l, one electron at a time starting with that lowest energy and then working our way up into higher and higher orbitals.

我认为你们大多数熟悉奥弗堡,或者构建原理，你们可能,在高中见过它，又一次,这是我们填充能级的观点，与n和l有关，一个电子每次从,最低的能级开始,然后以我们的方式上升到,更高更高的轨道。

麻省理工公开课 - 化学原理课程节选