This is a read-only set of properties that define the device's major and minor device classes and its services.
这是一个只读的属性集合，它定义了设备的主要和次要的设备类以及它的服务。
The device associated with the frame buffer is /dev/fb0 (Major Number 29, Minor Number 0).
与帧缓冲区有关的设备是 /dev/fb0（主设备号29，次设备号0）。
One minor difference for the Day At A Glance icon is that the number within the icon does not reflect the current date as it does on the mobile device.
与移动设备不同的是，桌面版本上的DayAtAGlance图标内的数字并不反映当前日期。
It would result in a smaller, lighter iPad, solving one of the minor gripes that some users have about the initial device: That it weighs a fraction too much to hold after a while.
它会导致更加灵巧，轻便的iPad，解决了之前产品关于某些用户手握屏幕的问题之一：这个就是当握住它一段时间就会变得稍微重了。
It would result in a smaller, lighter iPad, solving one of the minor gripes that some users have about the initial device: That it weighs a fraction too much to hold after a while.
它会导致更加灵巧，轻便的iPad，解决了之前产品关于某些用户手握屏幕的问题之一：这个就是当握住它一段时间就会变得稍微重了。
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