senioritisn.高年级倦怠症senioradj.地位较高的；高级的；年长的；资深的n.上司；年长者；长辈；大四学生senior citizen supporting养老Senior Scientific Officer高级科学军官senior enterprise leaders企业高层管理者Senior Navigation Officer高级领航员senior ship radio officer高级舰船无线电员Senior Statistics Officer高级统计员Senior Chief Patternmaker制模二级军士长Senior School Music Texts复兴初级中学音乐教科书Senior Chief Postal Clerk邮务二级军士长(美国海军普通军阶)senior vocational nursing高职护理