virtual front time of impulse

例句：

1. 1. The virtual reality game is so realistic that it feels like you're actually there.
   这个虚拟现实游戏太逼真了，感觉就像你真的在那里一样。
2. 2. He was a virtual stranger to her, having never met before.
   他对她来说是个陌生人，之前从未见过面。
3. 3. She had a virtual conversation with her friend on the phone.
   她通过电话与朋友进行了一次虚拟对话。