And security guards could patrol a wide area by whizzing around it in virtual rather than real space.

警卫则可以通过在虚拟而非真实世界里四处飞巡以巡视更广阔的领域。

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Ar (augment reality) is a growing area in virtual reality. It merges the virtual object or other additional information generated by the computer into the user 's view of the real world.

增强现实是把计算机产生的虚拟物体或其它信息整合到用户看到的真实世界中的一种技术。

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Augmented reality (ar) is a growing area in virtual reality. It merges the virtual object or other additional information generated by the computer into the user's view of the real world.

增强现实是把计算机产生的虚拟物体或其它信息整合成到用户看到的真实世界中的一种技术。

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