丙烯腈 Traditional form: 丙烯腈 Pinyin (reading): bǐngxījīng Definitions: acrylo-nitrile Characters: 丙 - third; 3rd heavenly stem 烯 - alkene 腈 - acrylic Traditional characters: 丙 - third; 3rd heavenly stem 烯 - alkene 腈 - acrylic