名词
中文翻译：文件
同义词：
['record', 'document', 'folder', 'file cabinet']
例句：
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1. He filed the report and handed it to the manager.
他提交了报告并交给了经理。
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2. The company has a large filing system for all its documents.
公司有一套庞大的文件归档系统。
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3. I need to file this important document in the office.
我需要把这份重要的文件放在办公室。