空洞无物 Traditional 空洞無物 kōng dòng wú wù 🔊 empty cave, nothing there (idiom) + Keep this word Meanings kōng dòng wú wù 空洞無物 empty cave, nothing there (idiom); devoid of substancenothing new to show Its characters 空kōngemptyHSK 4洞dòngcaveHSK 5无wúnot to haveHSK 4物wùthing