noun ダウンロード 🔗共有 乳糖 The disaccharide sugar of milk and dairy products, C12H22O11, a product of glucose and galactose used as a food and in medicinal compounds. Examples : "Many people who are lactose intolerant have trouble digesting milk and other dairy products because they can't properly break down the lactose. " 乳糖不耐症の多くの人は、乳糖を適切に分解できないため、牛乳やその他の乳製品の消化に問題を抱えています。 substance food chemistry biochemistry physiology medicine AIとチャット語彙ゲーム読解練習