micronutrientn. 微量營養素微量營養學術名詞微量養分：生命科學、生態學、土壤學微量營養素：食品科技、土木工程微量營養[元]素：海洋科學微量營養物質：海洋科學英文釋義a substance needed only in small amounts for normal body function (e.g., vitamins or minerals)