trapezoid abrasive tile

例句：

1. 1. The roof of the building is made from trapezoidal tiles.
   这座建筑的屋顶由梯形瓷砖制成。
2. 2. The engineer used a trapezoidal shape to design the bridge.
   工程师使用梯形形状设计了这座桥。
3. 3. The carpenter used trapezoidal pieces to build the table.
   木匠使用梯形片块来制作这张桌子。