球面度 Save Sign in to save words qiúmiàndù ㄑㄧㄡˊ ㄇㄧㄢˋ ㄉㄨˋ steradian (math.) Character by character 球(qiú)ball 面(miàn)face 度(dù)pass A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0