单词	covalence
释义	covalence noun co·​va·​lence ˌkō-ˈvā-lən(t)s  ˈkō-ˌvā- : valence characterized by the sharing of electrons Word History First Known Use 1919, in the meaning defined above Medical Definition covalence noun co·​va·​lence (ˈ)kō-ˈvā-lən(t)s  : valence characterized by the sharing of electrons
随便看	Benzedrine benzedrines benzene benzene hexa benzene hexachloride benzene ring benzene series benzenediazonium benzenes benzenoid benzhydrol benzidine benzidine yellow benzidines benzidins benzil benzilic acid benzimidazole benzimidazoles benzine benzine cup benziner benzines benzins Benzo dye

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