diagonal ridge for gable and hip roof

例句：

1. 1.The roof of the house has a diagonal ridge that runs from one corner to the other.
   这座房子的屋顶有一条对角线脊，从一边延伸到另一边。
2. 2.The gables on this building have a diagonal ridge that adds to its architectural beauty.
   这座建筑的山墙上有一条对角线脊，增添了它的建筑美感。
3. 3. The hip roof of the barn is supported by a diagonal ridge that helps it stand upright.
   谷仓的侧坡屋顶由一条对角线脊支撑，使其能够直立站立。