英语词汇“trace element”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

　

单词	trace element
释义	WordReference Random House Learner's Dictionary of American English © 2024 ˈtrace ˌel•e•ment, n. [countable] Biochemistryany element required in very small amounts for the proper functioning of the body. Mineralogya substance that occurs naturally only in very small amounts in the earth's crust. `Also called ˈtrace ˌmin•er•al.` WordReference Random House Unabridged Dictionary of American English © 2024 trace′ el′ement, [Biochem.] any element that is required in minute quantities for physiological functioning. Also called trace mineral. 1935–40 Collins Concise English Dictionary © HarperCollins Publishers:: trace element n any of various chemical elements, such as iron, manganese, zinc, copper, and iodine, that occur in very small amounts in organisms and are essential for many physiological and biochemical processes
随便看	tangata whenua tange tangelo tangency tangent tangentally tangent galvanometer tangential tangentiality tangentially tangential motion tangerine tangi tangibility tangible tangibleness tangibly tangier tangiers tangier zone tangiest tanginess tangka tangle tangleberry

　

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