sharpeners
卷笔刀,[机]磨具(sharpener 的复数形式)
例句
Are these our pencil sharpeners?
这些是我们的削笔刀吗?
Functions in computer programming can be like pencil sharpeners.
电脑程序的功能就像转笔刀一样。
Right. And I'd like one of those new electric pencil sharpeners.
对。另外,我再想要一个那种新型的电动转笔刀。