无人不知 wú rén bù zhī

DEFINITIONS

  1. known to everybody

CHARACTERS

无 wú
HSK 4
negative, no, not; KangXi radical 71
人 rén
HSK 1
man; people; mankind; someone else
不 bù
HSK 1
no, not; un-; negative prefix
知 zhī
HSK 2
know, perceive, comprehend