double six双六doubleadj.双重的；成双的；两倍的v.翻一番；使 ... 加倍n.两倍；双份double antigenicity双重抗原性double steady state双稳态double time-march跑步走double-floor kiln双层烤炉double pivot attack双中锋,进攻double row of hooks双线圈横列针钩double voting right双重投票权Double Weft Weaving双纬织造double construction双重结构double t connection[电] 双T接法