flat-roofed

例句：

1. 1.The house has a flat roof that can be easily cleaned.
   这所房子有一个可以很容易清理的平顶。
2. 2. The flat roof of the house is perfect for summer use.
   这所房子的平顶非常适合夏天使用。
3. 3.The flat roof of the house is easy to maintain.
   这所房子的平顶易于维护。