trace elements

英 美
  • 痕量元素
  • elements n.要素,元素;基本原则;恶劣天气element的复数形式
  • trace n.痕迹;微量;踪迹v.追踪;描绘;找出根源
名词 trace element:
  1. an element that occurs at very small quantities in the body but is nonetheless important for many biological processes

    1. A trace element.
      痕量元素,微量元素