petaca

例句：

1. 1. The path was covered in small pebbles and stones.
   这条小径上铺满了小石子和卵石。
2. 2. She carefully placed the petaca on the edge of the pond.
   她小心翼翼地把卵石放在池塘的边缘。
3. 3.The old house had many petaca scattered around the yard.
   这所旧房子院子里散布着许多卵石。