动词
中文翻译：擦除
同义词：
['wipe out', 'remove', 'erase']
例句：
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1.The ink on the paper has already been erased by the pen.
笔已经把纸上的墨水擦掉了。
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2.The writer erased all his mistakes before submitting the paper.
作家在提交论文之前擦掉了所有的错误。
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3. The teacher asked us to erase the mistakes we had made during the test.
老师让我们擦掉考试中犯的错误。