known

英 [n??n] 美[non]
  • adj. 已知的；知名的；大家知道的
  • v. 知道（know的過(guò)去分詞）

英英釋意

1. apprehended with certainty;
"a known quantity"
"the limits of the known world"
"a musician known throughout the world"
"a known criminal"