n.甲基丙烯腈...

methacrylonitrile的音标：methacrylonitrile的英式发音音标为：[meθəkrɪ'ləʊnɪtraɪl]methacrylonitrile的美式发音音标为：[meθəkrɪ'loʊnɪtraɪl]...