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

脂肪单位体重的卡路里含量是蛋白质和碳水化合物的两倍，因此，有最能维持生存的价值。

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According to her research, runners hit the ground with as much as four times their body weight per step, while race walkers, who do not leave the ground, create only about 1.4 times their body weight with each step.

她的研究表明，人在跑步时，脚每次着地对地面的压力相当于自身体重的四倍，而竞走者不完全离开地面，其每步的压力只有自身体重的1.4倍。

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D. Quantity and weight as per tally figure.

数量和重量根据理货数字。

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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

As I mentioned before, fat has twice the calories per unit weight as protein and carbohydrate.

如我之前所说,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

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

In the tests, 0.15 units per kilogram of body weight produced the same response as 0.5 units of normal insulin.

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Rather, they say, if you follow it to the letter you consume so few calories -- about 800 to 1, 400 per day, as compared to the 1, 800 minimum recommended -- you'd lose weight simply lying around the house.

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