parallel universe

a world that exists in addition to, and is like, the world that we know, but that is also different from it in important ways
平行時空（意指經歷着同一樁事件，但所見及所聞卻截然不同，雙方完全沒有切合點）

• The high-ranking official is living in a parallel universe. In the real world, people are not noticing any improvement in the economy.
  那個高官活在平行時空。在現實中，人民感受不到任何經濟上的改善。