一切碳水化合物的食物，因为他们经消化后最终变为单糖，比如葡萄糖和果糖。

All carbohydrate foods, as they are digested, eventually break down into simple sugars, such as glucose and fructose.

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参考译文：收集来的光能将水和二氧化碳转化，产生氧气和一种单糖——葡萄糖。

The trapped light energy changes water and carbon dioxide to produce oxygen and a simple sugar called glucose.

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产品说明果糖(C6H12O6，又名左旋糖)是一种单糖，与葡萄糖和半乳糖共同存在于蜂蜜、树木果实、浆果、瓜类和部分根菜类蔬菜中。

DESCRIPTION FRUCTOSE (C6H12O6, also called levulose or laevulose), is a monosaccharide found in honey, tree fruits, berries, melons, and some root vegetables along with glucose and galactose.

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