Sugar and starch are broken down in the stomach.
糖和淀粉在胃里被分解。
Most of the food we eat is broken down into glucose, the form of sugar in the blood.
几乎所有我们吃的食物都分解为葡萄糖,血液中一种糖存在的方式。
What you're supposed to know: Milk (cow, goat, sheep, human . . .) contains a sugar called lactose, which is normally broken down by the enzyme lactase.
必备知识: 奶类(包括牛奶、山羊奶、绵羊奶及母乳等)含有一种叫作乳糖的糖类,它通常由乳糖酶分解。
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