Soon enough, screens will follow our eyes to perceive where we gaze. A screen will know what we are paying attention to and for how long.

不久的将来，屏幕将可识别人的眼神，进而理解我们在看什么，一块屏幕将能知道我们的注意力集中在哪里以及持续多长时间。

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Donning dorky glasses, Consumer Electronics Show attendees crowded into the booths of Sony, Panasonic, LG, Toshiba, Mitsubishi and Samsung last week to gaze into the big-screen 3-D TVs on display.

上周的消费性电子产品展会（CES）上，参观者戴着傻傻的3D眼镜，挤在索尼、松下、LG、东芝、三菱、三星的展台里，观看参展的大屏幕3D电视。

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Your eyes should naturally gaze at the middle of the computer screen.

你的双眼应该可以自然的盯住电脑屏幕的中间。

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That all-too-familiar computer screen gaze at flashing photographs of friends in exotic places around the world is apparently enough for daydreamers to start packing.

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Another alternative to the mouse as a pointing device is to use a gaze-tracking camera, which works out where you are looking and moves an on-screen pointer accordingly.

ECONOMIST: Computer interfaces