你可以在线参观一个虚拟艺术画廊。

You can visit a ___virtual art gallery online.

然而，我远离家人和其他人，拥有虚拟关系。

However, I go far away from my family and other people and have ___virtual relationships.

许多公司使用虚拟模拟进行员工培训。

Many companies use ___virtual simulations for employee training.