double ax双刃斧
doubleadj.双重的;成双的;两倍的v.翻一番;使 ... 加倍n.两倍;双份
Double branches双支路
double refining二重精炼
double inductor双电感
double end bolt双端螺栓
double solstice二至
double overflow双溢流
double tee iron工字铁
double-output双输出
double diplopia双眼性复视
double interest利滚利