开放系统 kāifàngxìtǒng open system Definitions Defs Origin Strokes Stroke Words Sentences Sents 开放系统 (開放系統) kāifàngxìtǒng open system Frequency Written text 0.222 per million Sources Definitions CC-CEDICT Frequency data BCC Corpus (BLCU)
开放系统 (開放系統) kāifàngxìtǒng open system Frequency Written text 0.222 per million Sources Definitions CC-CEDICT Frequency data BCC Corpus (BLCU)
