national scum民族败类nationaladj.民族的；国家的；全国性的；国立的；国有的n.国民（复）nationals: 全国性比赛.national planning and management国家宏观规划与管理National regional varietal trial区域试验national location ouotient index国别区住商national grain storage depot MIS国家储备粮库MISNational Air Intelligence Center国家空中情报中心NATIONAL BOTANIC GARDEN OF WALES威尔士国家植物园National Deaf Children's SocietyNational AAAA Tourist Attraction4A级景区National Museum Wales in Cardiff威尔士国家博物馆National Physical Atlas of China中国国家自然地图集