mandril

英

美

n.  滑块; 型芯；铁心；心轴,紧轴,芯棒,顶杆; 半导体阴极金属心
v.  随心轴转动

英英释义

noun

• any of various rotating shafts that serve as axes for larger rotating parts
  Synonym:spindlemandrelarbor

双语例句