• 大学四年级

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 and high - risk高龄高危senior vocational school高职senior Pentagon official五角大楼高级官员senior public procurator高级检察官Senior Technical Officer高级技术军官Senior Air Force Officer空军高级军官Senior citizen pneumonia老年人肺炎senior medical personnel高层次卫生专业人才Senior Hardware Engineer垒包senior Russian commander俄军高级指挥官

1. In the United States, traditionally the college senior class give a ball each spring.
   按传统，美国大学高年级学生每年春季举办一次大型舞会。
2. In America traditionally the college senior class gives a ball each spring.
   按传统，美国大学高年级学生每年春季举办大型舞会。