短語詞組短語tractive motor 曳引電動機tractive capability 牽引能力tractive squLlal 牽引尖叫聲tractive connection 牽引連接tractive curve 牽引曲線Tractive Osteanagenesis 牽引性骨發(fā)生tractive effect 引張力;牽引效應(yīng)Tractive MOTION 寵物健康可穿戴式智能項圈locomotive tractive 機車牽引tractive force 牽引力；驅(qū)動力 返回 tractive