2.As we traveled together, we started to grow apart.
们在一起旅行的时候产生了。
3.Barriers between nations are reared by slow and infrequent communication.
国与国之间的是由沟通缓慢而又太少形成的。
4.That said, I think we should first lay down a solid foundation -- a base line -- of extreme homophobia, jingoism, fear of the Other, and a psychotic rapaciousness toward the natural world.