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
out of hours
out of house
out of interest/respect/pity etc
out of interest/respect/pity etc.
out of it
out of joint
out of line
out of luck
out of order
out of place
out of play
out-of-pocket expenses
out of position
out of print
out of school/college/the hospital etc.
out of season
out-of-season
out of sight
out of sight, out of mind
out of sorts
out of station
out of step
out of the blue
out-of-the-box
out of the corner of your eye
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。
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更新时间：2025/3/22 16:50:53