sandstone

美 [ˈsæn(d)ˌstoʊn]英 [ˈsæn(d)ˌstəʊn]
  • n.砂岩
  • 网络沙岩;砂石;沙石

sandstonesandstone

sandstone

n.
4
The sea receded, and as the former seabed became a desert, the wind began to plane away the sandstone and shale above the bones.

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