Word · Frequency #30573
lactose
乳糖
核心释义
A sugar found naturally in milk and dairy products, made from glucose and galactose, used in food and medicine.
- 1.
乳糖,牛奶及乳制品中的双糖,分子式C12H22O11,由葡萄糖和半乳糖构成,用作食品和药物
The disaccharide sugar of milk and dairy products, C12H22O11, a product of glucose and galactose used as a food and in medicinal compounds.
- 2.
一种由一个葡萄糖分子与一个半乳糖分子连接而成的糖,仅存在于牛奶中
a sugar comprising one glucose molecule linked to a galactose molecule; occurs only in milk
乳糖,牛奶及乳制品中的双糖,分子式C12H22O11,由葡萄糖和半乳糖构成,用作食品和药物；一种由一个葡萄糖分子与一个半乳糖分子连接而成的糖,仅存在于牛奶中；乳糖；[化] 乳糖
用法In use
Milk contains a natural sugar called lactose.
用法提示：名词“lactose”在此句中作为主语宾语的一部分，指代牛奶中的一种糖。
People with lactose intolerance cannot digest lactose properly.
用法提示：名词“lactose”在句中作宾语，表示无法消化的物质。
Many processed foods add lactose as a sweetener.
用法提示：名词“lactose”作宾语，指代被添加的甜味物质。
cow's milk contains about 4.7% lactose
contain/have lactose
表示某物含有乳糖。
Many dairy products contain lactose.
许多乳制品含有乳糖。
lactose intolerance
固定短语，指乳糖不耐受症。
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Dictionary facts from ECDICT, WIKTIONARY.