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1·Obelisks (tall four-sided tapered monuments) were carefully constructed and even purposefully geographically located around 3500 BC.

“方尖碑”（高大的四边锥形纪念碑）是在公元前3500年精心建造的，甚至在地理位置上也是有目的的。

2·The tail tapered to a rounded tip.

尾部越来越细，最后成了个圆尖。《牛津词典》

3·The pots are wide at the base and tapered at the top.

这些壶底部粗，顶部细。《牛津词典》

4·The number of applicants for teaching posts has tapered off.

申请做教学工作的人数越来越少。《牛津词典》

5·Her long, tapered fingernails pinch pieces of gauzy fabric at the underwear factory that is her ticket out of rural poverty.

在内衣工厂里，她的修长指甲捏起了一片薄纱的织物，这是她摆脱农村贫困的票。

6·The dog's tail tapered off to a point.

这狗的尾部逐渐变细成为一个尖梢。

7·The flagpole tapered off to a point.

那支旗竿逐渐变细成尖头。

8·The dog 's tail tapered off to a point.

这狗的尾部逐渐变细成为一个尖梢。

9·First, we wore them tapered for aerobics.

最初，我们穿着它上健美操课。

10·My heart kind of excitement gradually tapered down.

我内心的那种激动才逐渐平复下来。

(1)tapered roller圆锥滚子；锥形辊

(1)tapered end锥形接头

(1)tapered thread锥螺纹；锥形螺纹；圆锥螺纹