eraser长元音还是短元音有短元音和双元音: /ɪˈreɪzər/
n. 橡皮；擦除器；[计] 清除器I erased the previous wrong answer with an eraser.
偶用橡皮擦擦掉了之前的错误答案。
He chopped the eraser in half and gave me a piece.
他把橡皮切成两半，给了偶一块。
If you write in chalk you can rub out your mistakes with an eraser.
如果你用粉笔写字，无论出了什么错都可以用黑板擦擦掉。
I hide the eraser in her boot.
偶把橡皮擦藏进了她的靴子里。
On the teacher's desk there's an eraser.
在老师的桌上有一块橡皮擦。