covalence

详细解释:n. 共用电子对数, 共价
【化】 共价

词型变化：

副词:covalently形容词:covalent名词:covalency

英语解释：

名词 covalence:

valence characterized by the sharing of electrons in a chemical compound; the number of pairs of electrons an atom can share同义词：covalency