ㄎㄨㄥkōngㄎㄨㄥkōngㄖㄨˊㄧㄝˇ

  1. 形容誠懇虛心樣子論語·》:鄙夫空空如也。」

  2. 一無所有·堅瓠··》:不返篋笥空空如也。」滿目

as empty as anything (idiom)​; completely bereft, to have nothing, vacuous, hollow, empty (argument, head etc)​
(expr. idiom.)​ aussi vide que rien, ne rien avoir, vide de sens, creux, vide
ganz leer (Adj)​