空值 Save Sign in to save words kōngzhí ㄎㄨㄥ ㄓˊ null value (in a relational database) Character by character 空(kōng)empty 值(zhí)value Other words read kōngzhí kongzhi with other tones 控制 空置 Often confused with kongzhi 孔子 空子 A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0