covalent bond

US /ˌkoʊ.veɪ.lənt ˈbɑːnd/
UK /ˌkoʊ.veɪ.lənt ˈbɑːnd/
"covalent bond" picture
1.

共价键

a chemical bond that involves the sharing of electron pairs between atoms

:
Water molecules are held together by covalent bonds.
水分子通过共价键结合在一起。
In a covalent bond, electrons are shared, not transferred.
共价键中,电子是共享的,而不是转移的。