短語詞組短語traction n apparatus 牽引設(shè)備;牽引裝置;牽引器Traction electrical apparatus 牽引電器electric traction apparatus 牽引電器fracture traction apparatus 骨折牽引器cervical traction apparatus 頭頸牽引器;頸部牽引裝置sayre traction apparatus 塞爾牽引裝置traction and fixing apparatus 牽引固定器fracture e traction apparatus 骨折牽引器leg traction apparatus 腿牽引器械 返回 traction apparatus