你走在大街上,伸出右手轻轻一挥,眼前出现了一个菜单按钮。你轻轻说出应用的名称,随即弹出了对应的窗口。你走在路上一边淡然地查看着虚拟的地图,一边轻声用“next”这样的口令控制着资料的翻阅……在十年前,这是科幻小说;在五年前,这是一个很遥远的设想;在三年前,它有了基本的雏形;而现在,它 You walk in the street, stretched out his right hand gently wave, appeared in front of a menu button. You gently say the name of the application, then pop up the corresponding window. You walked down the road and indifferently looked at the virtual map, softly using a password like “next ” to control the flip of data ... This was a science fiction decade ago, and five years ago it was a very Far from the idea; three years ago, it had a basic prototype; and now, it