聞所未聞 wén suǒ wèi wén

DEFINITIONS

  1. unheard of
  2. an extremely rare and unprecedented event

CHARACTERS

聞 wén hear; smell; make known; news
所 suǒ
HSK 2
place, location; numerary adjunct
未 wèi
HSK 5
not yet; 8th terrestrial branch
聞 wén hear; smell; make known; news