This marks the second time Microsoft has made a copy of Windows 7 available as a free preview.
这标志着微软第二次作出可免费预览的Windows7。
In October, around the time when Google will make Chrome OS available, Microsoft will release Windows 7, the much-improved next iteration of its operating system.
到十月，也就是大约谷歌将发布ChromeOS系统的时候，微软将发布功能大大改善的下一代操作系统视窗7。
At this time, these extensions are only available for the Microsoft Windows platform.
这些扩展目前只适用于微软的Windows平台。
Then, once you decide you like it, you can either install it in dual-boot fashion, so that both Linux and Windows are available to you all the time, or you can install Linux instead of Windows.
试用后你喜欢的话，就可以在你的电脑上安装双系统，这样你可以同时玩Linux和windows系统了，当然，你也可以用Linux系统替换原来的Windows系统。
This is an gentle reminder that it's time to buy a real copy of Windows 7, which will be available as a retail product long before then.
这是一个温和的提醒，在windows7作为零售产品发行之后，将提醒你购买正版Windows 7的时候到了。
This is an gentle reminder that it's time to buy a real copy of Windows 7, which will be available as a retail product long before then.
这是一个温和的提醒，在windows7作为零售产品发行之后，将提醒你购买正版Windows 7的时候到了。
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