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siltstone ['sɪltˌstoʊn]

n. 粉砂岩;

例句:

  • The main rocks are sandstone, mudstone and muddy siltstone or silty mudstone.
    岩石类型主要有砂岩 、 泥岩及泥-粉砂过渡岩类.
  • The channel is overlain by siltstone and lenticular beds of limestone.
    河道上面覆盖着粉砂岩和石灰岩透晶体.
  • The presence of fragments of silicified siltstone retains their original bedding.
    硅化粉的砂岩碎块保留有原始层面.