ebur

例句：

1. 1. The path was covered in a layer of smooth, small stones.
   这条小径上铺满了一层光滑的小石头。
2. 2. She carefully placed the pebble on top of the vase.
   她小心翼翼地把鹅卵石放在花瓶上。
3. 3. The cobblestone streets were lined with shops selling handmade crafts.
   鹅卵石铺成的街道两旁摆满了售卖手工工艺品的店铺。