首页  汉语词典  英英词典


请输入您要查询的英文单词：

　

单词 trace element
释义

trace element

​noun countable
UK
Word Forms
singulartrace element
pluraltrace elements
DEFINITIONS2
  1. 1
    ​biologya chemical element that a living thing needs in only extremely small amounts in order to grow and develop normally, for example iron or zinc
    Synonyms and related words
    Chemical elements
    actinium
    alkali metal
    aluminium
  2. 2
    ​chemistrya chemical element that is found in extremely small amounts in a mineral
    Synonyms and related words
    Chemical elements
    actinium
    alkali metal
    aluminium

trace element

​noun countable
US
Word Forms
singulartrace element
pluraltrace elements
DEFINITIONS2
  1. 1
    ​biologya chemical element that a living thing needs in only extremely small amounts in order to grow and develop normally, for example iron or zinc
    Synonyms and related words
    Chemical elements
    actinium
    alkali metal
    aluminum
  2. 2
    ​chemistrya chemical element that is found in extremely small amounts in a mineral
    Synonyms and related words
    Chemical elements
    actinium
    alkali metal
    aluminum
随便看

　

英语词典包含67175条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。

　

Copyright © 2004-2022 mdict.net All Rights Reserved
更新时间：2026/9/12 5:20:21