carbon
US /ˈkɑːr.bən/
UK /ˈkɑːr.bən/
名词
1.
碳
a nonmetallic element that has four valence electrons, readily forming covalent bonds, and is the basic constituent of all organic compounds, occurring in all known life forms.
示例:
•
Diamonds are a form of pure carbon.
钻石是纯碳的一种形式。
•
Plants absorb carbon dioxide from the atmosphere.
植物从大气中吸收二氧化碳。
2.
复写纸
a piece of carbon paper.
示例:
•
Make sure to put a carbon between the sheets for a copy.
确保在纸张之间放一张复写纸以进行复印。
在 Lingoland 学习这个单词