roof-weir gate

例句：

1. 1.The roof-weir gate was a popular choice for the new house.
   屋顶门是新房子的热门选择。
2. 2. The old roof-weir gate had been replaced by a modern one.
   旧的屋顶门已经被现代的门所取代。
3. 3. The roof-weir gate is a symbol of the ancient Chinese culture.
   屋顶门是中国古老文化的象征。