默算 mòsuàn mental arithmetic Definitions Defs Origin Strokes Stroke Words Sentences Sents 默算 mòsuàn mental arithmetic verb to perform mathematical calculations in one's mind without writing them down Frequency Written text 0.039 per million Sources Definitions CC-CEDICT Frequency data BCC Corpus (BLCU)
默算 mòsuàn mental arithmetic verb to perform mathematical calculations in one's mind without writing them down Frequency Written text 0.039 per million Sources Definitions CC-CEDICT Frequency data BCC Corpus (BLCU)
