1、sharpener的读音：英[??ɑ?pn?(r)]美[??ɑ?rpn?r]

2、n.卷笔刀; 磨具; 削具;

3、[例句]First it was a Pencil Sharpener And then the aquarium.开始是舔卷笔刀然后又舔鱼缸。

4、复数：sharpeners