building function

例句：

1. 1. The architect designed the new building to be energy-efficient.
   建筑师设计的新建筑是节能的。
2. 2.The construction of the bridge began last year and is expected to be completed in two years.
   这座桥的建设始于去年，预计将在两年内完成。
3. 3. The building has a beautiful view of the city from its rooftop terrace.
   这座建筑从其屋顶露台可以欣赏到城市的美景。