Flash不适合触屏设备，很多有弹出菜单和其他元素的Flash网站，在鼠标点触到某个点时，会有“按钮提示”，而苹果的触屏屏幕没有使用“按钮提示”功能。
Many Flash websites rely on 'rollovers, ' which pop up menus or other elements when the mouse arrow hovers over a specific spot." Apple's touch screens don't use rollovers.
Ubuntu的一些基本操作对于Windows或是Mac用户来说并不新奇：点击屏幕上方的一些菜单和图标，你就能轻易的找到大部分的功能。
The basics of Ubuntu will be no shock to a Windows or Mac user: click around the menus and icons at the top of the screen and you’ll find most features you want without a lot of trouble.
在主屏幕的上方有一个菜单栏，它提供了快速访问程序的所有主要功能，而在右边你可以看到所有连接的设备。
In the upper side of the main screen there is a Menu Bar, which provides quick access to all the main functions of the program, while on the right side you are able to see all the connected devices.
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