This is pepper spray. In three seconds, your eyeballs will be on fire.

这是防狼喷雾，三秒钟后，你的眼球就会如火烧般难受。

Eye roll rating, one out of two eyeballs in the back of my head.

翻白眼评级，我脑后的两个眼球中有一个。

In three seconds your eyeballs will be on fire.

三秒钟后 你的眼球就会如火烧般难受。

Often these systems are trained to follow eye or facial movements of people who have learned to spell out their thoughts letter-by-letter.

这些系统在经过培训后，可以捕捉人类的眼球和面部活动，然后一点一点地产出人的想法。

But just months later, an engineer working to help locked-in patients built Steve a machine that tracks his eye movements.

但仅仅几个月后，一位致力于帮助被困患者的工程师为史蒂夫制造了一台可以追踪他眼球运动的机器。

When the Giga closes its eye after Bryce Dallas Howard stuns it, the servos powering this eyeball and eyelid were preprogrammed as one movement.

当 Giga 在 Bryce Dallas Howard 将其击晕后闭上眼睛时，为眼球和眼睑提供动力的伺服系统被预编程为一个动作。

As Walline explains, the younger a child is when they first become nearsighted, the worse it will end up as, due to the length of time that the eyeball spends growing longer than it should.

他解释道，孩子首次出现近视的年龄越早，最后结果就会越糟，病情发展取决于眼球超出其应有长度后又发育了多久。

The researchers found that if the image jumped about 10 milliseconds after the start of a saccade, people didn't notice — as long as their eye movement was about 3 times bigger than the image's movement.

研究人员发现，如果图像在扫视开始 10 毫秒后跳转，人们不会注意到，眼球的运动大约是原来的 3 倍人们才会注意。