动词
中文翻译：擦除
同义词：
['wipe out', 'erase', 'remove']
例句：
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1. He erased the scratches on his shirt with a cloth.
他用布擦掉了衬衫上的划痕。
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2. The teacher erased all the mistakes from the test paper.
老师从试卷上擦除了所有的错误。
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3. After the speech, the audience began to erase their notes.
演讲结束后，听众开始擦掉他们的笔记。