trace-element

英[t'reɪs'elɪmənt] 美[t'reɪs'elɪmənt]
  • 微量元素
  • Toxicants 有害物质
  • 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. Trace element mixes serve as insurances.
      微量元素只是作为一种保障措施。
    2. Kelp is rich in vitamins and trace elements.
      大型褐藻富含维他命和微量元素。