我的电脑告诉我有一个文件损坏了，它想自行修复，但我没有 Windows 的安装光盘。

My computer is telling me a file is corrupted and it wants to fix itself, but I don't have the Windows Setup CD.

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而在某些情况下，当文件系统损坏严重时，操作系统会启动到单用户模式，由用户进行进一步的修复。

In some cases, the file system can be in such bad shape that the operating system boots into single user mode to allow the user to further the repair process.

youdao

如果文件头是文档的损坏部分，此项技术可修复问题。

If the header was the portion of the document that was damaged, this technique will fix the problem.

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