doubleveeadj.双v形的(X形的)doubleadj.双重的；成双的；两倍的v.翻一番；使 ... 加倍n.两倍；双份double stands双机架double normal[医] 二当量溶液double nipple双向短接管double bankedadj.双座的(双层式的)double spread跨页标题(横跨两页的标题),两面涂胶量double octave二倍频程, 双八度(音)double-laneadj.双车道的double uterus重复子宫,双子宫double valley双向谷double bounceadj.双回波的