砖

例句：

1. 1. The builders are using bricks to build the new house.
   建筑工人正在使用砖块建造新房子。
2. 2. The old building was made of bricks and mortar.
   这座老建筑是用砖和砂浆建造的。
3. 3. The wall is covered in bricks, making it difficult to climb over.
   这堵墙被砖覆盖，很难爬过去。