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  1. authigenic

    • IPA[ˌôTHəˈjenik]

    美式

    • adj.
      (of minerals and other materials) formed in their present position.
    • 更多解釋
    • IPA[ˌɔːθɪˈdʒɛnɪk]

    英式

    • adj.
      (of minerals and other materials) formed in their present position.

    Oxford Dictionary