how can we say that people have the addiction to the cyber world and the virtual world.

Question

how can we say that people  have the addiction to the cyber world and the virtual world.

Answer

Internet addicts

Answer

I think the general term is "net addict" or "cyber addict".  You could also add "-phile" (='lover') and you'd be understood: net-phile, cyberphile.

Answer

We usually call him a "网虫"，meaning people who have the addiction to the cyber world .

Answer

(Some) People are addicted to living in a cyber or virtual world.

Sorry, I didn't really get what the question was.