1. The upside of a coin usually has a head on it. 硬币正面常有个头像。
2. ´It´s all right,´ she said, ´but isn´t it upside down?´ "还可以吧。"她说,"不过,是不是挂倒了?"
3. You´ve got the picture upside-down, you dope! 你把画挂倒了, 你这笨蛋!
4. It is a strange thought, but I believe a correct one, that twenty or thirty pages of ideas and information would be capable of turning the present-day world upside down, or even destroying it. 这是个离奇的想法。不过我认为这个想法是正确的。