單位元 Save Sign in to save words Simplified: 单位元 dānwèiyuán ㄉㄢ ㄨㄟˋ ㄩㄢˊ identity element (math.) Character by character 單(dān)bill 位(wèi)position 元(yuán)surname Yuan A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0