Even then, you cannot upgrade to a lesser version-say, from Vista Ultimate to a Windows 7 Home Premium.
即便如此,你不能升级至较低版本——即是说,不能从Vista旗舰版升级至Windows 7家庭高级版。
Windows 7 will also have both Home Basic and Home Premium editions.
Windows 7同样有家庭初级班和家庭高级版。
Windows 7 will also have both Home Basic and Home Premium editions.
Windows 7同样有家庭初级班和家庭高级版。
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