习以成俗 xí yǐ chéng sú

DEFINITIONS

  1. to become accustomed to sth through long practice

CHARACTERS

习 xí
HSK 1
practice; flapping wings
以 yǐ
HSK 2
by means of; thereby, therefore; consider as; in order to
成 chéng
HSK 3
completed, finished, fixed
俗 sú
HSK 5
social customs; vulgar, unrefined