lintel

例句：

1. 1. The lintel of the door is made of wood and has a decorative design.
   这扇门的门楣是由木头制成的，并有装饰设计。
2. 2.The lintel of the window is made of glass and can be adjusted to fit different doors.
   窗户的门楣是由玻璃制成的，并且可以调整以适应不同的门。
3. 3.The lintel of the roof is designed to support the weight of the tiles and prevent leaks.
   屋顶的门楣设计用来支撑瓦片的重量，防止漏水。