twocoreadj.双磁心的(双活性区的)twonum.二；两个two welding torches双焊炬two-way signaling双向信号two-way turntable十字转盘two-part adhesive二元粘合剂two-sided covered双面复合two cluster-heads双簇头two-shaft vehicle双轴汽车two- body lapping两体研磨加工two-bedroom house两间卧室的房子two overall lengths两个船的长度