不正當關係 bù zhèng dàng guān xì

DEFINITIONS

  1. improper relation
  2. adulterous relation

CHARACTERS

不 bù
HSK 1
no, not; un-; negative prefix
正 zhèng
HSK 2
right, proper, correct
當 dàng bear, accept, undertake; just
關 guān frontier pass; close; relation
係 xì bind, tie up; involve, relation