ri·bo·fla·vin /ˌraɪbəˈflevən, ˈraɪbəˌ/ 核黃素
ri·bo·fla·vin /-ˌvɪn/ 名詞
riboflavin n : a B vitamin that prevents skin lesions and weight loss [syn: vitamin B2, vitamin G, lactoflavin, ovoflavin, hepatoflavin]