nonheme非血红素的nonadv.[拉]非；不是nonnumeric comparison非数字比较,非数值比较non - symbol spread非符号传播non parasitic disease非寄生虫病non- English majors非英语专业nonreflecting coating非反射镀层non-copolymer paint非共聚物型漆non-integral module非整数模数non small-cell lung非小细胞肺non-profit business非营利企业non-official groups非正式群体