lac.tose

lactose的音标和读音：
DJ音标发音： [ˈlækˌtous]
KK音标发音： [ˈlækˌtos]

lactose的词性：
n.（名词）

1. A disaccharide, C₁₂H ₂₂O ₁₁, found in milk, that may be hydrolyzed to yield glucose and galactose.
乳糖：一种双糖，分子式为，它存在于牛奶中C₁₂H ₂₂O ₁₁，在水中水解时产生葡萄糖或蔗糖

2. A white crystalline substance obtained from whey and used in infant foods, bakery products, confections, and pharmaceuticals as a diluent and excipient.Also called milk sugar
乳糖：一种从乳清中提炼出的白色结晶物质，用作婴儿食物、面类制品、糖果和药的稀释剂和赋形剂也作 milk sugar