常见例句polyethylene glycol diphenate 2' -联苯二甲酸乙二醇酯ethylene diphenate 乙二醇二苯醚polyethylene glycol diphenate 聚2,2'-联苯二甲酸乙二醇酯Diphen Cough 盐酸苯海拉明糖浆 返回 diphenate