constitutive mutation

例句：

1. 1. The structure of thebuilding is well-designed.
   这座建筑的结构设计得很好。
2. 2. The constitutive elementsof the ecosystem are crucial for its functioning.
   生态系统的构成要素对于其功能至关重要。
3. 3. The new law will have a constitutive effect on the economy.
   这项新法律将对经济产生深远的影响。