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carboniferous period

  • 石炭纪

双语例句

  1. The Carboniferous period saw the appearance of the first extensive forests on Earth.
    石炭纪时期，看到出现的第一广泛的森林在地球上。
  2. Much of the petroleum we use today began some 200 million years ago in the Carboniferous Period.
    我们今天使用的很多石油都起至200万年前的石炭纪。
  3. This eventually resulted in the oxygen-rich atmosphere of the Carboniferous period around 340 to 280 million years ago.
    这导致在距今2.8到3.4亿年前的石炭纪大气中的氧气几近饱和。

网络短语

  • Permo-carboniferous period
    石炭二叠纪
  • THE CARBONIFEROUS PERIOD
    石炭纪
  • upper carboniferous period
    上石炭纪
  • permian-carboniferous period
    石炭系二叠系
  • THE E CARBONIFEROUS PERIOD
    石炭纪

英英释义

  • n.from 345 million to 280 million years ago