这个卷笔刀非常锋利。

This pencil sharpener is very sharp.

你能借我你的卷笔刀吗？

Can you lend me your pencil sharpener?

我需要一个新的卷笔刀来削铅笔。

I need a new pencil sharpener to sharpen my pencils.

我的卷笔刀坏了，我需要买一个新的。

My pencil sharpener is broken, I need to buy a new one.

这个卷笔刀可以削不同尺寸的铅笔。

This pencil sharpener can sharpen pencils of different sizes.

你必须带两支或三支铅笔、一张纸、蜡笔和一个卷笔刀。

You must bring two or three pencils, a piece of paper, crayons and a pencil sharpener.

你的卷笔刀是黑色的.

Your pencil sharpener is black.

那是她的卷笔刀吗?。

That is her pencil sharpener.

那是她的卷笔刀吗?。

Is that her pencil sharpener?

再没有谁有卷笔刀了。

Nobody else has a pencil sharpener.