her brothers were eleven and nine: unusually young actors, we might think, to be engaged in such high-flying philosophical debates as these two characters find themselves in.

分别是11岁和9岁，不寻常的小演员，我们可能会想，他们来演这雄心壮志的哲学辩论,是怎么样的。

耶鲁公开课 - 弥尔顿课程节选

And all we mean by constructive interference is that literally those two waves add together, such as the maxima are now twice as high, and the minima are now twice as low.

相干相长，相干相长也就是,说两个波加在一起，所以最大值变成2倍那么高，最低值变成2倍那么低。

麻省理工公开课 - 化学原理课程节选

Point number two is that ionic solids at high temperatures make ionic liquids.

第二点是离子固体,在高温下会变成离子液体。

麻省理工公开课 - 固态化学导论课程节选

Very high correlation between the two which in many ways gives credence to the many years of research that has been conducted, before we have the technology to do it in a more sophisticated way.

两者有很大关联，这在很多方面,给多年来进行过的研究提供了可信度，在拥有技术进行更全面的研究之前。

哈佛公开课 - 幸福课课程节选

Now the two things to notice about this are the high spike that you have out here which occurs very rapidly and then the rapid decline in blood sugar, and insulin is involved in this whole reaction.

有两个需要注意的事情是,你们在这看到的急剧变化的曲线代表着,迅速上升和迅速下降的血糖,另外胰岛素也随之发生变化

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

So I set about on two missions, the first was to visit high schools around country and talk to young people about their use of digital technology and second was to go online and began to look closely at websites, chat rooms, internet list that young people were creating.

我为此制定了两个任务，第一个是拜访全国的高中,与年轻人进行交谈,关于他们对电子技术的使用,第二个任务就是上网,开始认真研究那些网站，聊天室，以及年轻人们所创造的网络世界。

麻省理工公开课 - 媒体、教育、市场课程节选

I have the freedom to pass that person because I like the trend. Suppose I have somebody else who came here with two years of chemistry in high school, got a 95 on the first test, 70 on the second test, failed the third test, failed the final, has an aggregate score of 48.

我能够选择让那人通过,因为我喜欢他的进步，假设另一个同学,学了2年的化学在高中,第一次测试得到95分，第二次70分，第三次没通过，期末考也没通过。

麻省理工公开课 - 固态化学导论课程节选

So if we consider lithium, potassium, and sodium, they're all together in the same group on the periodic table, knowing what we do about biology we can immediately think of sodium and potassium, or even just knowing what you know about table salt, for example, that these are two elements that we find, and particularly in the ion form in very high concentrations in our body.

我们来考虑一下锂，钾和钠，它们都在周期表中的同一族里，想要知道我们将元素周期律,用到生物学会怎么样，我们首先想到的就是钠和钾，甚至只需要知道食盐，我们发现它们是以很高浓度的离子形式,存在于我们体内的两种元素。

麻省理工公开课 - 化学原理课程节选