The house next door had three roof beams that needed to be replaced and so they took the roof off; then they discovered that two more needed to be replaced. For the sake of these two beams work had to be stopped. Then they had to redo the design and recalculate the projected costs. The result was that the house Was open to the rain for half a year. "
隔壁家屋頂樑柱有三根要換，屋頂拆了下來，後來又發現另外兩根也必須換掉，為了這多出的兩根柱子，就先停工、然後變更設計、再追加預算，結果淋雨淋了半年。」