One example of a way people have used this, is that they've taken the gene that ordinarily produces a milk protein.

利用这种方式的一个例子就是,他们把原本产羊奶蛋白的基因剔除

耶鲁公开课 - 生物医学工程探索课程节选

If the sheep grows up in the right way, and people have shown that this will work, you can milk the sheep, the sheep has milk, the milk has insulin in it.

如果绵羊正常生长,人们已经证明这的确可行,你可以为绵羊挤奶,绵羊会产奶,而羊奶中有胰岛素

耶鲁公开课 - 生物医学工程探索课程节选

People used to consume a relatively small percentage of their calories from beverages, but for a variety of reasons including marketing, the percentage of calories from other beverages other than things like milk has gone way up.

人们过去通过饮料摄入的热量,所占比例相对较少,但是由于很多原因,其中包括市场营销,除了牛奶这类饮品以外,其他饮料中的热量比例直线上升

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选