屏幕虚拟键盘使得语言即时转换功能得以实现，这个虚拟键盘有按键可以反映你选择的语言。
That feature is made possible by the on-screen keyboard, with keys that change to reflect the language you've selected.
SVG 支持您所期望的所有鼠标事件，但是也支持键盘事件，甚至还支持特定的按键事件，最后一种情况就是我选择将在这里证实的情况。
SVG supports all of the mouse events you expect but also has support for keyboard events -- even for specific key events, which is what I've chosen to demonstrate here.
点击主按键后，一个小的卡式窗口中就会显示当前正在运行的程序，这时就可以随意地向左或向右选择卡片，也就是选择程序。
Hit the physical home button, and each app currently running is displayed in a small Card window. Swipe left or right to switch between the Cards.
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