牽弓協(xié)車unit: n. 1.個(gè)體,一個(gè),一人。 2.(計(jì)值、組織、機(jī)構(gòu))單 ...tractor: n. 拖拉機(jī);牽引車;〔空〕牽引式飛機(jī) (opp. pu ...tractor unit: 拖曳裝置tractor feed drive unit: 輸紙驅(qū)動(dòng)部件tractor paper feed unit: 輸紙牽引部件下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯