我建议人体每天有30%的卡路里从无脂肪蛋白质中摄取(剩下45%自复合碳、25%自优质脂肪)。

I recommend that 30 percent of your daily calories come from lean protein (with 45 percent from complex carbs and 25 percent from good fats).

youdao

当缺钱时，饮食中放弃的首要东西往往是健康食品，例如水果、蔬菜和低脂肪蛋白质来源，因为这些食品几乎总是较贵的。

When money is tight, the first things that drop out of the diet are usually the healthy foods, like fruits, vegetables, and lean sources of protein, which are nearly always more expensive.

youdao

蛋黄含有鸡蛋中全部的脂肪和大约一半的蛋白质。

The yolk contains all the fat and approximately half of the protein of the egg.

youdao

I'll talk today about protein and then next week, or next class, we'll talk in more detail about carbohydrate and fat.

我们会在今天讨论蛋白质,下节课进一步解释碳水化合物和脂肪

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

So as I said, we'll talk about protein this week a little bit, and then fats and carbs next week.

我说过,我们这周会讨论蛋白质,下周是脂肪和碳水化合物

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Fat has twice the calories per unit weight that protein or carbohydrate sugar has, as a consequence, has the greatest survival value.

单位重量中脂肪的热量含量,是蛋白质和碳水化合物的两倍,因此,脂肪才是最能维持生存的物质

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选