sharpener 卷笔刀

sharpener

n.磨具;削具

复数： sharpeners

Could I have a look at the sharpener on the right?

可以把左边的那件红衬衫给我看看吗？

Design of Geometrical Adaptive CNC System for Cutter Sharpener

磨刀机的几何适应性数控系统

Or a knife set and a sharpener. Sharpening's very important.

或者是那套厨刀和磨刀石。磨刀很重要的。

Step recovery effect pulse sharpener

阶跃恢复效应脉冲整形器