If you look at sources of these different carbohydrates, the glucose comes from fruit.
如果你研究这些不同碳水化合物的出处,水果中含有葡萄糖
They would bomb it, they would burn it, they would put it in this container inside water, and see how high the water temperature raises and that would give you a sense of the number of calories that it has.
研究人员会燃烧它,放入浸在水里的量热器,然后观察水温上升了多少,我们就对这种食物热量有所了解了
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