极深研几 jíshēnyánjǐ thorough research Definitions Defs Origin Strokes Stroke Words Sentences Sents 极深研几 (極深研幾) jíshēnyánjǐ thorough research deep and detailed investigation Sources Definitions CC-CEDICT
极深研几 (極深研幾) jíshēnyánjǐ thorough research deep and detailed investigation Sources Definitions CC-CEDICT