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大家知道,我们每天吃的食物约80%以上是糖类。糖类广泛地分布于植物界的主要成分是淀粉,淀粉是一种多糖,它是由几百个乃至上千个葡萄糖分子组成。
We all know that about 80% or more of the food we eat every day is sugar. The main component of carbohydrates widely distributed in the plant kingdom is starch, which is a polysaccharide composed of hundreds or even thousands of glucose molecules.