| 释义 |
〔micronutrient〕A substance, such as a vitamin or mineral, that is essential in minute amounts for the proper growth and metabolism of a living organism.微量养料；微量营养元素：一种对生物的正常生长和新陈代谢极其重要的微量物质，如一种维生素或矿物质〔inorganic〕Not arising in normal growth; artificial.非正常生长的；人造的〔macronutrient〕An element, such as carbon, hydrogen, oxygen, or nitrogen, required in large proportion for the normal growth and development of a plant.大量营养素：满足植物正常生长和发育而需要的大量元素，如碳、氢、氧或氮等〔underdeveloped〕Not adequately or normally developed; immature:发育不全的：未充分或正常生长的；不成熟的： |