单词	lactose
释义	lactose /ˈlaktəʊz / /ˈlaktəʊs/ noun [mass noun] Chemistry A sugar present in milk. It is a disaccharide containing glucose and galactose units.The common sugars that form part of the diet are sucrose, lactose (milk sugar), and maltose.... The enzyme lactase breaks down the lactose to galactose and glucose. Soymilk does not contain lactose (milk sugar) and can be drunk by those who are allergic to normal milk.
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