Ypresian

发音

/iːˈpɹɛz.i.ən/

释义与例句

adj.
  1. 1.

    Of or pertaining to a geological epoch, the oldest age or lowest stratigraphic stage of the Eocene.

    地质
name
  1. 1.

    A subdivision of the Eocene epoch

    生物 地质

词源

From the French ypresien, from Ypres + -ien; equivalent to Ypres + -ian; compare yperite.

来源：wiktionary