The kind of quick eye motion we're talking about is called a saccade, from a French word meaning to twitch or jerk.

眼珠的转动就是我们平时说的“眼皮跳”，来自一个法语词，意思是抽搐或痉挛。

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Non geodesic trajectory mandrel rotation and payout eye motion equations for fiber reinforced composite pressure vessels are derivated by theory of differential geometry.

本文用微分几何理论推导出纤维缠绕复合材料压力容器的非测地线缠绕轨迹、包角方程及绕丝头运动方程。

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Motion Shots - Shoot subjects that move to fast for the human eye to follow and see clearly.

动作拍摄-拍摄那些对于人眼而言移动太快而难以跟随或者看清楚的物体。

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The PlayStation 4's new Eye motion camera has a tilt sensor so it can tell players when its facing the wrong direction or if it's fallen off your TV stand.

ENGADGET

Mike Ambinder is the company's very own experimental psychologist and he's been outlining some of Valve's work with biofeedback technology, including eye-motion controls for Portal 2 and perspiration-based gaming adjustments on Left 4 Dead.

ENGADGET

We can also make out that fingerprint scanner from the teaser campaign, as well as a MemoryStick Duo slot and a "capture" button, although if that Motion Eye doesn't swivel, it won't make much of a camera.

ENGADGET: Is this the Vaio from Sony's teaser campaign?