不請自來 bù qǐng zì lái

DEFINITIONS

  1. to turn up without being invited
  2. unsolicited

CHARACTERS

不 bù
HSK 1
no, not; un-; negative prefix
請 qǐng ask, request; invite; please
自 zì
HSK 3
self, private, personal; from
來 lái come, coming; return, returning