名词
中文翻译：文件夹
同义词：
['folder', 'cabinet', 'drawer', 'case']
例句：
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1. She placed the files in the file folder.
她把文件放在文件夹里。
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2. The lawyer kept all his files in a file folder.
律师把所有的文件都放在一个文件夹里。
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3. He opened the drawer of the file folder to find the key.
他打开文件夹的抽屉找钥匙。