1. I need to sharpen my pencil, do you have a sharpener?
我需要削铅笔，你有削笔刀吗？

2. The blade on this knife is dull, I need to find a sharpener.
这把刀的刀刃很钝，我需要找个磨刀石。

3. Can you pass me the pencil sharpener, please?
请把削笔刀递给我好吗？

4. I always carry a sharpener in my pencil case.
我总是在铅笔盒里带着一个削笔刀。

5. The teacher asked us to bring our own sharpeners to class.
老师要求我们上课带自己的削笔刀。

6. I bought a new electric sharpener for my colored pencils.
我为彩色铅笔买了一个新的电动削笔机。