trace-element
英[t'reɪs'elɪmənt]
美[t'reɪs'elɪmənt]
- 微量元素
详细释义
名词 trace element:
-
an element that occurs at very small quantities in the body but is nonetheless important for many biological processes
双语例句
- Trace element mixes serve as insurances.
微量元素只是作为一种保障措施。 - Kelp is rich in vitamins and trace elements.
大型褐藻富含维他命和微量元素。
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