壁龛

例句：

1. 1. The old building has several wall niches that hold ancient artifacts.
   这座老建筑有几个壁龛，里面存放着古代的文物。
2. 2. The artist carved a niche in the wall for her collection of antiques.
   艺术家在墙上雕刻了一个壁龛，用来收藏古董。
3. 3. The museum has a display of niches from different cultures around the world.
   博物馆展示了来自世界各地的不同文化中的壁龛展品。