vinyl group英 [ˈvaɪnl ɡruːp]美 [ˈvaɪnl ɡruːp]网络 乙烯基; 万恩佑; 至乙烯基组; 乙烯基团英英释义nouna univalent chemical radical derived from ethyleneSynonym:vinylvinyl radical双语例句