液压传动 yèyāchuándòng hydraulic transmission Origin Definitions Defs Strokes Stroke Words Sentences Sents 液压 液壓 yèyā hydraulic To use fluid pressure to transmit power or perform work, such as in a hydraulic press.传动 傳動 chuándòng transmission mechanical system used to transfer power from one part of a machine to another, such as a drive or gear mechanism