Steroids are small molecules - much smaller than proteins - smaller molecules that tend to be hydrophobic or lipid soluble.

类固醇是小分子物质,比蛋白质小得多,这类小分子是非水溶性的,或者说是脂溶性的

耶鲁公开课 - 生物医学工程探索课程节选

Yeah, a lot of math, actually a lot of math.

很多数学类课程，非常多。

来美国的理由 - SpeakingMax英语口语达人

The grains in the orange side you're supposed to be eating more of those than what might be a smaller slice of the pie here, or the triangle.

相比在这个图中用小块表示的食物种类,用橘黄色表示的谷物类食物是你该多吃的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

This is very important,which is why I am doing it: "If we want to know how fast a human being can run, then it is no use to average out the speed of a "good sample" of the population; it is far better to collect Olympic gold medal winners and see how well they can do.

这话非常重要，是我作这个研究的原因：,“如果想知道人类最快能跑多快，那从好的样本中测出平均数是“,没用的;,而应该收集田径类奥运冠军的信息,看他们能跑多快。

哈佛公开课 - 幸福课课程节选

Now there's a lot of variation in that: men would be different from women, taller more then shorter, all that sort of thing, but nonetheless let's just use that as a reference.

当然随情况会有不同变化,男人需要的比女人多,高的比矮的多,像这类情况,但我们用这数据做个参考

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选