Eocene

n. 始新世, 始新系 a. 始新世的, 始新系的

发音

其它 /ˈiːəsiːn/

释义与例句

adj.
  1. 1.

    Of a geologic epoch within the Paleogene period from about 56 to 34 million years ago.

    地质
name
  1. 1.

    The Eocene epoch.

    地质

词源

From Ancient Greek ἠώς (ēṓs, “dawn”) + καινός (kainós, “new”) and refers to the "dawn" of modern ('new') fauna that appeared during the epoch. Coined by English polymath William Whewell in 1831 for Charles Lyell, who introduced it in 1833 in his book Principles of Geology. By surface analysis, eo- + -cene.

来源：wiktionary