| 释义 |
taper2['teipə]n.1.■(细长)小蜡烛2.■(点蜡烛、汽灯用的)涂蜡长烛芯；点火捻儿3.■微光4.■锥形；锥体；圆锥5.■【机械工程】拔梢6.■(形体、力量等的)逐渐缩减；(活动等的)逐渐减少7.■(宽度或厚度的)逐渐尖细8.■【航空学】梯形度9.■【电工学】渐变特性adj.1.■一头变尖细的；长而尖细的；锥形的2.■依次递减的vt.1.■使一头的宽度(或厚度)逐渐变尖细：The pupil tapered one end of the pencil with a knife.小学生用刀把铅笔的一头削尖了。He tapered the end of the fence post with an axe.他用斧子把栅栏的一头削尖。2.■使逐渐减少vi.1.■一头的宽度(或厚度)逐渐变尖细：The stick tapers down to a sharp point.木棍尾端逐渐变细成为尖头。2.■逐渐减少：The demand for black-and-white television has tapered.对黑白电视机的需求量已经逐渐减少。 |