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  1. red beds

    • IPA[red bedz]
    • plural
      sandstones or other sedimentary strata colored red by hematite coating the grains.
    • 相關詞
    • ph.
      used during the cold war with reference to the feared presence and influence of communist ...

    Oxford Dictionary

    • 更多解釋
    • plural
      sandstones or other sedimentary strata coloured red by haematite coating the grains.

    Oxford Dictionary