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  1. Cambrian

    • IPA[ˈkambrɪən]

    英式

    • adj.
      (chiefly in names or geographical terms) Welsh;relating to or denoting the first period in the Palaeozoic era, between the end of the Precambrian aeon and the beginning of the Ordovician period
    • n.
      the first period in the Palaeozoic era, or the system of rocks deposited during it
    • 釋義

    形容詞

    • 1. (chiefly in names or geographical terms) Welsh the Cambrian Railway
    • 2. relating to or denoting the first period in the Palaeozoic era, between the end of the Precambrian aeon and the beginning of the Ordovician period the earliest discovered brachiopod fossils date to the early Cambrian period

    名詞

    • 1. the first period in the Palaeozoic era, or the system of rocks deposited during it they evolved during the Cambrian
    • 更多解釋
    • IPA[ˈkambrēən]

    美式

    • adj.
      (chiefly in names or geographical terms) Welsh: the Cambrian Railway
    • n.
      the first period in the Paleozoic era, or the system of rocks deposited during it: they evolved during the Cambrian

    Oxford American Dictionary