无懈可击 wú xiè kě jī

DEFINITIONS

  1. invulnerable

CHARACTERS

无 wú
HSK 4
negative, no, not; KangXi radical 71
懈 xiè idle, relaxed, remiss
可 kě
HSK 2
may, can, -able; possibly
击 jī
HSK 5
strike, hit, beat; attack, fight