无懈可击

無懈可擊
wúxièkějī
  1. (idiom) impossible to fault
  2. impeccable

CEDICT

unassailable; unbeatable; incontrovertible; unimpeachable

Wiktionary

没有破绽可以让人攻击

維基詞典

Entry Composition

1 无 wú
  1. not to have
  2. no
  3. none
  4. not
  5. to lack
  6. un-
  7. -less
2 懈 xiè
  1. lax
  2. negligent
3 可 kě
  1. (prefix) can; may; able to; -able
  2. to approve; to permit
  3. to suit
  4. (particle used for emphasis) certainly; very
  5. but; however
4 击 jī
  1. to hit
  2. to strike
  3. to break
  4. Taiwan pr. jí

Related entries

一百一 yībǎiyī
  1. faultless
  2. impeccable
零缺点 língquēdiǎn
  1. zero defect
  2. faultless
  3. impeccable