實變函數論 Save Sign in to save words Simplified: 实变函数论 shíbiànhánshùlùn ㄕˊ ㄅㄧㄢˋ ㄏㄢˊ ㄕㄨˋ ㄌㄨㄣˋ theory of functions of a real variable math. Character by character 實(shí)real 變(biàn)change 函(hán)envelope 數(shù)number 論(lùn)opinion A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0