高年级（或四年级）；长辈

毕业班，四年级，高年级

junior class───低年级

senior clerks───高级文员；高级职员；组员

senior clerk───高级文员；高级职员；组员

senior years───大四；高三

junior classes───低年级

evening class───夜间班；夜校

second class───（大学考试成绩）二等；二等舱；二流；（美）二等邮件（定期期刊等）

seeing glass───观察镜

senior highs───高中

He was so different from the smooth know - it - alls in our senior class.───他同我们高年级里那些圆滑的自称 万事通 的人不大相同.

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。

He's a member of the senior class in the university.───在这所大学里，他是高年级的一名学员。

I lost all interest in graduation, the senior - class play and the prom.───我失去了对毕业的所有的爱好, 高级班玩和舞会.

The senior class held a dance to make money and took in almost a hundred dollars.───高年级的学生举行舞会赚钱,获得近百美元的收入.

I became completely uninterested in my upcoming graduation, the senior - class play and the prom.───对于临近的毕业盛典, 还有毕业班的演出和舞会,我变得一点都没兴趣.

You have known three presidents; I one senior class.───你们认识三任校长，我只认识一届大四学生。

The senior class is 350 students.───毕业班有350名学生.

He is a member of the senior class in the university.───他是大学四年级的学生.

She teaches a senior class.