释义 |
vitamin B12 noun[ U ] uk /ˌvɪt.ə.mɪn biːˈtwelv/ us /ˌvaɪ.t̬ə.mɪn ˌbiːˈtwelv/ a vitamin found in foods such as liver, kidney, eggs, fish, and milk. It is important for a healthy nervous system, normal growth, and the production of red blood cells.维生素B12 SMART Vocabulary: related words and phrases Vitamins & minerals ascorbic acid B vitamin bioflavonoid biotin carotene folic acid multivitamin niacin Omega-3 retinol tocopherol vitamin vitamin A vitamin B1 vitamin B complex vitamin C vitamin D vitamin E vitamin H vitamin K |