词典释义：
a folder or box for holding loose papers that are typically arranged in a particular order for easy reference
文件夹；文件箱
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a file of correspondence .信件夹。
the contents of such a folder or box
卷宗，案卷，档案；文件。
【计算机】 文件
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[as modifier]
a file name .文件名。
〈加〉 （与某政策领域相关的）议题；职责
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what progress has the Prime Minister made on the unity file ？ 总理在有关统一的问题上取得了什么进展？
place (a document) in a cabinet, box, or folder in a particular order for preservation and easy reference
把（文件）存档（或归档）
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the contract, when signed, is filed 合同签字后要存档
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figurative 〈喻〉he still had the moment filed away in his memory .他对那一刻仍记忆犹新。
submit (a legal document, application, or charge) to be placed on record by the appropriate authority
（向有关当权者或行政管理机构）提交（法律文件，申请书）；（向… ）提起（诉讼）
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criminal charges were filed against the firm 对该公司的刑事诉讼已经提起
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[no obj.]the company had
filed for bankruptcy .该公司已提出破产申请。
(of a reporter)send (a story) to a newspaper or news organization
（记者）向报社（或新闻机构）发送（报道）。
a line of people or things one behind another
纵列
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a file of Christians trudged through the mud .一队基督教徒步履艰难地穿过了烂泥地。
【军】 小分队
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a file of English soldiers had ridden out from Perth .一小分队英国士兵已从珀斯乘车出发。
Chess each of the eight rows of eight squares on a chessboard running away from the player towards the opponent
【棋】 （棋盘上的）格子纵列。比较<Bold>RANK<Superscript>1</Superscript></Bold> （义项 2）。
(of a group of people)walk one behind the other, typically in an orderly and solemn manner
（一群人庄重有序地）列队行进，鱼贯而行
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the mourners filed into the church .吊唁者列队进入教堂。
a tool with a roughened surface or surfaces, typically of steel, used for smoothing or shaping a hard material
锉刀。
smooth or shape (something) with such a tool
锉；把…锉平；把…锉成形。
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on file in a file or filing system 存档
"late Middle English （as a verb meaning ‘string documents on a thread or wire to keep them in order’）: from French
