returning student
... 新生 new student 老生 returning student 班 to move ...
old d boy
... of school age 教龄 old d boy 老生 pass an exam 通过考试 ...
Commonplace ; cut and dried ; a home truth ; clich
cut and dried clich ; Cut and dried, clich
biology of senescence ; 生物 aging biology
"老生"是个多义词,它可以指老生(戏曲行当),老生(贾平凹作品),老生(汉语词汇)。