短語(yǔ)詞組短語(yǔ)centrifugal wheel and axle 偏心軸rail wheel and axle 火車輪軸wheel -axle inspection and repair 輪軸檢修worm -and-wheel axle 蝸桿蝸輪式驅(qū)動(dòng)橋 返回 wheel and axle