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nummulite

/ˈnʌm.jʊ.laɪt/

翻译: 名词,指一种大型有孔虫化石,属于货币虫属,生存于第三纪,常见于石灰岩地层中。

1 个条目

noun

/ˈnʌm.jʊ.laɪt/C2formalscientific
  • zh名词,指一种大型有孔虫化石,属于货币虫属,生存于第三纪,常见于石灰岩地层中。

A noun referring to a large fossilized protozoan from the Tertiary period, often found in limestone formations.

  1. Fossil protozoanC2formalscientific

    A large, coin-shaped fossil of a marine protozoan from the order Nummulitida, common in rocks from the Tertiary period.

    zh化石原生动物

    • The limestone cliffs were rich in nummulite fossils.
    • Geologists use nummulites to date sedimentary rock layers.
    • The ancient Egyptians used nummulitic limestone to build the pyramids.
词形
  • nummulites plural form
  • nummulites' possessive plural form
  • nummulite's possessive singular form