Because of VR technology, people can visit places of interest both at home and abroad instead of going there in person.
由于虚拟现实技术，人们可以不用亲自拜访就能参观国内外的名胜古迹。
It's a specialized procedure that before VR could only be practiced on a live person.
这项操作十分复杂，在虚拟现实技术出现之前，只能在活人身上练习。
It's a specialized procedure that before VR could only be practiced on a live person.
这项操作十分复杂，在虚拟现实技术出现之前，只能在活人身上练习。
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