spicknel

例句：

1. 1. The riverbed was littered with small stones and pebbles.
   河床上散布着小石头和卵石。
2. 2.She carefully placed the cobblestones on the floor to make a path.
   她小心翼翼地把卵石放在地板上铺成一条路。
3. 3. The old house had been renovated with cobblestones instead of bricks.
   这座旧房子被重新装修，用的是卵石而不是砖头。