Primitive virtualrealities have been around for some time.
原始的虚拟现实已经应用了一段时间。
2
They paint a picture of a world in which individuals, companies, institutions, and governments must deal with two realities, one physical, and one virtual.
他们描绘了这样一个世界：个人、公司、机构和政府必须应对两种现实，一种是物理现实，一种是虚拟现实。
3
Sites like Facebook hop between the physical and the virtual, encouraging young people to join groups and events that introduce them to new physical realities.