撇开不谈

撇開不談
piēkāibùtán
to ignore an issue (idiom)

CEDICT

Entry Composition

1 撇开 piēkāi to disregard; to leave aside
2 不 bù
  1. no; not so
  2. (bound form) not; un-
3 谈 tán
  1. to speak
  2. to talk
  3. to converse
  4. to chat
  5. to discuss