taperedadj.尖削的；渐缩的；斜的动词taper的过去式和过去分词.tapern.小蜡烛；蜡芯；尖锥形；渐弱v.逐渐变小；逐渐消失adj.尖细的；划分等级的taper boring镗圆锥形孔tapered rope变断面钢丝绳taper sleeve锥套,锥形套筒tapered lens锥形透镜tapered slip锥形衬条taper washer锥形垫圈tapered bolt锥形螺栓taper roller锥形滚柱tapered plug锥形螺塞,锥形栓tapered file锥形锉,尖细锉,尖锉