The word "carbohydrate," as you might imagine, if you ever thought to break it down means the combination of carbon and water.

碳水化合物这个词,如你所想,如果你把它进行拆分的话,就是碳和水的结合物

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Well a calorie technically--and this is again, not something that we would ever quiz you on but I just thought you might be interested to know-- that it's the energy required to raise one gram of water one degree centigrade, and we'll talk in a minute about you might go about measuring that.

理论上一卡路里,我重复下,这不是考试内容,但我想你们会感兴趣,一卡路里,是将一克水提升1℃所需要的热量,过会儿我们会讲如何测量

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选