名词
中文翻译：橡皮擦
同义词：
['eraser', 'eraser dust']
例句：
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1.She used an emery bit to smooth the rough surface of the table.
她用橡皮擦擦平了桌子的粗糙表面。
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2.The teacher asked the students to use their emery bits to clean the blackboard.
老师要求学生们使用他们的橡皮擦来擦黑板。
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3.After finishing his work, he left a small amount of emery bit on the paper.
完成他的工作后，他在纸上留下了一小撮橡皮屑。