collan.颈名词collum的复数形式.COLLpref.表示“粘的；胶的”=collo.collating pulse校核脉冲collsion damage碰撞损伤Collonia pilulan.小球缩口螺colliding pulse相交脉冲collotype plate珂罗版collapsing star坍缩星Collin's chisel河流下开采collison domain冲突域collapsible bag胶囊袋colleeting comb[电] 集电流