重装系统啊
Reinstall the system
以上为机器翻译结果，长、整句建议使用 人工翻译 。
windows文件夹：永远也没必要备份windows文件夹，因为你怎么都要重装系统了，备份这个有个p用啊。
Windows: There's almost never a reason to backup your Windows directory, as you're going to have to reinstall the whole thing anyway, so this backup will likely do you no good.
youdao
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