covalent bond
US /ˌkoʊ.veɪ.lənt ˈbɑːnd/
UK /ˌkoʊ.veɪ.lənt ˈbɑːnd/
1.
共价键
a chemical bond that involves the sharing of electron pairs between atoms
:
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Water molecules are held together by covalent bonds.
水分子通过共价键结合在一起。
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In a covalent bond, electrons are shared, not transferred.
在共价键中，电子是共享的，而不是转移的。