美式讀音：re?s?r
英式讀音：re?z?r
n.橡皮；擦除器；[計]清除器
復數：erasers
例句：
1、Next math class requires pencils, erasers and rulers. Please prepare them in advance.
下節數學課需要準備鉛筆、橡皮擦和尺子，請提前準備好。
2、I erased the previous wrong answer with an eraser.
我用橡皮擦擦掉了之前的錯誤答案。
3、He chopped the eraser in half and gave me a piece.
他把橡皮切成兩半，給了我壹塊。
4、If you write in chalk you can rub out your mistakes with an eraser.
如果妳用粉筆寫字，無論出了什麽錯都可以用黑板擦擦掉。