And I think that if you really sit and think about it, virtual worlds, and where we're going with more and more computing technology, represent essentially the likely, really tactically possible version of space exploration.
我想，如果你真正坐下来想一想 虚拟世界，伴随着越来越先进的电脑技术 我们将走向何方， 它意味着空间探索 完全有实现的可能