不相干

bùxiānggān
  1. to be irrelevant
  2. to have nothing to do with

CEDICT

to have nothing to do with; to matter little; to be irrelevant

Wiktionary

  1. 各自獨立，不相妨礙或牽連。
  2. 泛指某事物不關緊要，不會造成嚴重影響。

重編國語辭典

Entry Composition

1 不 bù
  1. no; not so
  2. (bound form) not; un-
2 相干 xiānggān
  1. relevant
  2. to have to do with
  3. (physics) (of light etc) coherent

Related entries

挨不上 āibùshàng
  1. to be irrelevant
  2. to be superfluous
無干 wúgān to have nothing to do with