目标是什么？只需挥动手掌即可控制鼠标光标。一旦启动程序，窗口将显示你的网络摄像头画面，并实时叠加手部骨架。你电脑上的光标会跟随你食指的移动而移动。这几乎就像隔空移物—你无需触碰任何物理设备，就能操控数字对象。

Focus on One Area: Robotics is broad. You could focus on programming first, then move to electronics, or vice versa. Trying ...

This story appears in the January 2017 issue of National Geographic magazine. Shadrack Nyongesa’s appointment with the knife was set for shortly after dawn. Since the previous morning, the ...

Smooth and shape your figure for everyday and events with these comfortable, stylist-approved designs Written By Written by Staff Writer, WSJ | Buy Side Medea Giordano is a staff writer at Buy Side, ...