You ignite the food and burn it, and you see how many degrees centigrade the water gets raised, and that's the measure of calories.
点燃食物使其燃烧,然后观察水的温度上升了多少,就测量了这种食物的卡路里
or how many Americans are getting advanced degrees and those sorts of things, and that's a problem.
和有多少有高级学位的人这一类东西方面,这是个问题。
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