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Facebook has unveiled a VR wristband that will be used to control its forthcoming AR glasses. Users will navigate by touching their index finger and thumb together to perform a "click" on the device. Facebook's rivals, including Apple and Google, are believed to be working on similar AR products.

Facebook推出了一款VR手环，将用于控制其即将推出的AR眼镜。用户将通过用食指和拇指的触碰，对设备进行“点击”操作来导航。Facebook的竞争对手，包括苹果和谷歌，据信也在研发类似的AR产品。