roof slab

例句：

1. 1. The builders laid downthe first layer of tiles for the newhouse.
   建筑工人为新房子铺设了第一层瓷砖。
2. 2. The slate roof of theold church is still intact after centuries ofuse.
   这座老教堂的石板屋顶在数百年的使用后依然完好无损。
3. 3. Thetile roof on the cottage was a beautifulcontrast to the surrounding fields.
   小屋上的瓷砖屋顶与周围的田野形成了鲜明的对比。