https://imgs.plurk.com/QBj/deJ/hnoA9iRqLqS2teHjzjndBKIhtNg_lg.jpg https://imgs.plurk.com/QBj/sWR/hGL5vOTGMh0ZESL9AmseXwh6qcN_lg.jpg 三樓外面擺ㄧ塊大石頭有何用意?(thinking)