eraser
noun [ C ] mainly US uk/ɪˈreɪ.zər/ us/ɪˈreɪ.sɚ/ (UK usually rubber)
A1 橡皮
a small piece of rubber used to remove the marks made by a pencil
If you draw or write in pencil you can always rub out your mistakes with an eraser. 如果你用铅笔写字画画，无论出了什么错都可以用橡皮擦掉。