名词
中文翻译：文件
同义词：
['document', 'record', 'folder', 'box']
例句：
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1. I need to file this report for the boss.
我需要给老板提交这份报告。
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2. The lawyer filed a lawsuit against the company.
律师向公司提起了诉讼。
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3. She filed her taxes online and received a refund.
她在线提交了她的税务并收到了退款。