短語詞組短語Drawbar Organ 爵士風琴;音栓風琴drawbar trailer 牽引掛車;掛車slackless drawbar 無間隙牽引桿drawbar test 牽引試騐drawbar stay 牽引鉤卡子retractable drawbar 伸縮式聯(lián)結(jié)裝置free drawbar 鉸接牽引桿drawbar height 聯(lián)結(jié)點高度;牽引點高度drawbar pun 牽引桿拉力 返回 drawbar