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-deckadj.两层的；双层的double moding跳模double quasar双重类星体double sheath双层外皮double-part双单体double leadedadj.印刷品行距宽的double zoning成双区double stripe双条纹,双条子double shocks双震double twists转体两周