美国加利福尼亚一个小镇的郊外,有个神秘地带。它的中心有一幢用木板搭成的小屋,小屋的一侧有块向外伸展的木板,无论怎么看,木板明显向下倾斜。可当你把一个高尔夫球放在木板的下端时,球竟会向上 On the outskirts of a small town in California, USA, there is a mysterious zone. At its center is a hut made of wooden planks, on one side of which there is a plank that extends outwards, and the planks are clearly downward sloping, no matter what the view. When you place a golf ball on the bottom of the board, the ball can actually go up