co·va·lence /ˌkoˈvelən(t)s, ˈkoˌ/
共有原子價,共價
co·va·lence /(ˈ)koˈvelən(t)s/ 名詞
共價
covalence
n : valence characterized by the sharing of electrons in a
chemical compound; the number of pairs of electrons an
atom can share [syn: covalency]