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
singular
trace element
plural
trace elements
DEFINITIONS
2
1
biology
a 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
chemistry
a 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
singular
trace element
plural
trace elements
DEFINITIONS
2
1
biology
a 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
chemistry
a 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
use-by date
used
used to
useful
useful idiot
usefully
usefulness
useless
usenet
user
user base
user experience
user-friendly
user group
user guide
userid
username
use up
use your head
use your imagination
use your loaf
ushanka
usher
usherette
usher in
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 Newdu.com All Rights Reserved
更新时间：2025/10/30 13:51:05