double bond
US /ˈdʌb.əl bɑːnd/
UK /ˈdʌb.əl bɒnd/
名詞
雙鍵
a chemical bond in which two pairs of electrons are shared between two atoms
範例:
•
Ethylene contains a double bond between its two carbon atoms.
乙烯的兩個碳原子之間含有雙鍵。
•
In organic chemistry, a double bond is often represented by two parallel lines.
在有機化學中，雙鍵通常用兩條平行線表示。