步人后塵
Tread in one's footsteps.
Follow upon one's heels.
Take a leaf out of another's book.
Follow the beaten track.
eg:Harold treads in his father's footsteps to become a lawyer.
同義詞:蕭規(guī)曹隨 Go on in the same old rut.
反義詞:別開生面 Break fresh ground.