学生时代;
例句:
Has consolidated the knowledge which the school days learn.
巩固了学生时代所学到的知识.
I have been drawing since school days, using charcoal and carbon pencils.
上学的时候我就开始用炭笔和铅笔画画了.
His mind [ thoughts ] wandered back to his school days.
他回 想到 他的学生时代.