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  1. trace fossil

    • IPA[trās ˈfäsəl]
    • n.
      a fossil of a footprint, trail, burrow, or other trace of an animal rather than of the animal itself.
    • noun: trace fossil, plural noun: trace fossils

    • 更多解釋
    • n.
      a fossil of a footprint, trail, burrow, or other trace of an animal rather than of the animal ...

    Oxford Dictionary