墨守成規 mò shǒu chéng guī

DEFINITIONS

  1. hidebound by convention (idiom)

CHARACTERS

墨 mò
HSK 6
ink; writing
守 shǒu
HSK 5
defend, protect, guard, conserve
成 chéng
HSK 3
completed, finished, fixed
規 guī rules, regulations, customs, law