Doubleau杜布洛doubleadj.双重的；成双的；两倍的v.翻一番；使 ... 加倍n.两倍；双份double doctor双刮刀double drawer双重拟定double-rulevt.画双线Double dosage双倍剂量Double facade双层立面double feeder双重进料器double bottom双半挂车,双层船底double-stopadj.同时奏出二种乐音的double-flowadj.双流的；二通量的double-normn.重范数