长方形会堂

例句：

1. 1. The room is rectangular in shape.
   这个房间是长方形的。
2. 2.The desk is rectangular and has four legs.
   桌子是长方形的，有四条腿。
3. 3.The building is rectangular and has a large glass window on the top floor.
   这座建筑是长方形的，顶层有一个大玻璃窗。