The invention of the vertical file remains an unsolved mystery.

立式文档的发明文件仍然是一个未解之谜。

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If the file exceeds the vertical height of the dialog box, a control allows for simple scrolling up and down.

如果文件超出对话框的垂直高度，一个控件支持简单的向上和向下滚动。

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If you don't have suitable vertical surface, get a file holder that sits on the countertop.

如果没有合适的垂直平面可以利用，就在台面上放一个文件夹。

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If you're purging papers, clear those piles from your desk and the floor by placing newly sorted files in a cabinet or an upright vertical file.

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