单词 | trace element |
释义 | trace element (once / 241211 pages) n WORD FAMILY trace element: trace elements USAGE EXAMPLESFor every representative, Republican or Democrat, who retains a trace element of independence, there are three sitting in the breast pocket of corporate capital. The Guardian(Oct 26, 2016) Depending on the vitamin, mineral or trace element, these nutrients can be important for energy, growth and repair. US News(Apr 28, 2016) Trace elements of DNA have been discovered from U.S. Reuters(Feb 03, 2016) n an element that occurs at very small quantities in the body but is nonetheless important for many biological processes Hyper chemical element, element any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter |
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