Aftonian

形容词 adj.
/æfˈtəʊ.ni.ən/    /æfˈtoʊ.ni.ən/

英文释义

形容词 adj.
  1. During the first interglacial period in North America, between the Kansan and Nebraskan glacial periods. not-comparable,obsolete

词源

From Afton + -ian.
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