然后把文件名保存成您要替代的文件名称。

Then save the file as the same name as the file you are replacing.

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Purify用意味深长的扩展取代这些符号，并为保存数据计算一个唯一的文件名称。

Purify replaces these symbols by meaningful expansions and computes a unique file name for saving data. For example, you can put the program name and process ID in the name of log file.

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