鑿空 Save Sign in to save words Simplified: 凿空 záokōng ㄗㄠˊ ㄎㄨㄥ to open an aperture to cut a way through extended meaning to open up a road Character by character 鑿(záo)chisel 空(kōng)empty A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0