chemical element

听听怎么读

英 [ˈkemikəl ˈelimənt]

美 [ˈkɛmɪkəl ˈɛləmənt]

是什么意思

释义

化学元素；

英英释义

chemical element

n.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
同义词：element

学习怎么用

双语例句

We must include this chemical element in the group.
我们必须使组里包括这种化学元素。
Hydrogen is the lightest chemical element of all.
氢是所有化学元素中最轻的。

权威例句

Chemical element
Chemical element
Chemical Element
Chemical element dynamics in decomposing leaf litter
A chemical element balance for the Pasadena aerosol
Chemical element abundances in the earth and it's major shells
Chemical element balances and identification of air pollution sources.
Chemical element balances and identification of air pollution sources in Washington, D.C.
Chemical Element Balances and Identification of Air Pollution Sources in Sakai, Osaka (I)
Organic matter and chemical element dynamics in an aspen woodland soil
How can a chemical element elicit complex immunopathology? Lessons from mercury-induced autoimmunity
Identification of atmospheric particulate sources in Washington, D.C. using chemical element balances
Geochemical Study of a Granitic Area – The Margeride Mountains, France: Chemical Element Behavior and 87Sr/86Sr Constraints

c开头的单词