开区间 kāiqūjiān open interval Definitions Defs Origin Strokes Stroke Words Sentences Sents 开区间 (開區間) kāiqūjiān open interval open interval (in calculus) Frequency Written text 0.014 per million Sources Definitions CC-CEDICT Frequency data BCC Corpus (BLCU)
开区间 (開區間) kāiqūjiān open interval open interval (in calculus) Frequency Written text 0.014 per million Sources Definitions CC-CEDICT Frequency data BCC Corpus (BLCU)
