零曲率 Save Sign in to save words língqūlǜ ㄌㄧㄥˊ ㄑㄩ ㄌㄩˋ zero curvature math. Character by character 零(líng)zero 曲(qū)surname Qu 率(lǜ)ratio A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0