Read Edit View history 开区间 kāiqūjiān open interval Origin Definitions Defs Strokes Stroke Words Sentences Sents 开区间 開區間 kāiqūjiān open interval a set of numbers between two endpoints where the endpoints themselves are not included, used in mathematics Frequency Written text 0.014 per million Sources Frequency data BCC Corpus (BLCU)
开区间 開區間 kāiqūjiān open interval a set of numbers between two endpoints where the endpoints themselves are not included, used in mathematics Frequency Written text 0.014 per million Sources Frequency data BCC Corpus (BLCU)