单词ediacaran
网络: 埃迪卡拉纪；埃迪卡拉系；埃迪卡拉世
Despite the first boost in diversity, however, the Ediacaran creatures all but vanished before the Cambrian explosion that followed.
尽管在生物多样性上有了首次推进，然而，震旦纪的所有生物都在随之而来的寒武纪爆炸前全部消失。
A key requirement for larger creatures is oxygen, and the dramatic history of oxygen levels is also etched in Ediacaran rocks.
体型更大的生物生存的关键因素是氧气，氧含量的变化史也刻在了埃迪卡拉岩石群上。
The Ediacaran fossil record thus stretches the origins of animals to well before the Cambrian Explosion.
埃迪卡拉化石的发现，将动物的形成时间从寒武纪又推早了不少。
The Ediacaran fossils tell us that Darwin was being too generous.
而埃迪卡拉化石告诉我们，达尔文太“慷慨”了。
The Ediacaran Period, from 635 to 542 million years ago, is the first new geological period to be named in more than a century.
埃迪卡拉纪从六亿三千五百万年前持续到五亿四千二百万年前，是近一个多世纪以来科学家命名的第一个新的地质时期。
The Ediacaran fauna were the first large complex life forms to appear.
埃迪卡拉纪动物群是出现的第一种大型的结构复杂的生命形式。
Trace Fossils from the Lower Member and the Lower Upper Member of the Ediacaran Doushantuo Formation at Weng"an, Guizhou, China
贵州瓮安埃迪卡拉系陡山沱组上段底部和下段的遗迹化石