Mobility-impaired individuals for whom alternative input devices, such as eye-tracking or verbal, are necessary.

行动不便的用户 —— 对于这类个体，必须提供其他的输入设备，例如眼球追踪技术（eye-tracking）和通过口述方式输入。

youdao

Eye-tracking could soon be coming to cell phones, allowing hands-free control of mobile devices that goes way beyond voice activation, Technology Review reports.

眼球跟踪技术很快就会应用到手机上，那时移动设备的无手控制就不仅仅是声音激活了， 技术评论报道。

youdao

In the second part, another 59 subjects, wearing eye-tracking devices, watched short video clips of the problem-solving exercise.

CNN: Study: Bullying bosses dominate their way to power

Instead, they all preferred to undercut existing eye-tracking devices by 10%.

CNN: $30 gadget lets you control computer with your eyes

However, while he can see its popularity for disabled or elderly people, Faisal remains uncertain about whether cheap eye-tracking devices are ready to take over from the mouse and touch-screen computers.

CNN: $30 gadget lets you control computer with your eyes