structure of rate

例句：

1. 1.The structure of the building is impressive.
   这座建筑的结构令人印象深刻。
2. 2. The new project has a complex structure.
   这个新项目结构复杂。
3. 3.The architect designed the structure to be energy-efficient.
   建筑师设计的结构旨在节能。