taper off

• • (使)一头逐渐变细：

    The dog's tail tapered off to a point.

    这狗的尾部逐渐变细成为一个尖梢。

  • (使)逐渐减少；逐渐停止：

    We should taper off the amount of time given to work.

    我们应该逐渐减少工作时数。

    His interest in poetry seems to be tapering off.

    他对诗歌的兴趣似乎正在减退。