词典释义：
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The tail tapered to a rounded tip.
尾部越来越细，最后成了个圆尖。
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The pots are wide at the base and tapered at the top.
这些壶底部粗，顶部细。
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The number of applicants for teaching posts has tapered off.
申请做教学工作的人数越来越少。
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The dog's tail tapered off to a point.
这狗的尾部逐渐变细成为一个尖梢。
词根 taper
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taper n. 细蜡烛，烛芯；逐渐变弱；锥形物 vi. 逐渐减少；逐渐变弱 vt. 逐渐减少；使成锥形