功不可没 gōng bù kě mò

DEFINITIONS

  1. one's contributions cannot go unnoticed (idiom)

CHARACTERS

功 gōng
HSK 4
achievement, merit, good result
不 bù
HSK 1
no, not; un-; negative prefix
可 kě
HSK 2
may, can, -able; possibly
没 mò
HSK 1
not, have not, none; drown, sink