名词
中文翻译：Unknown
同义词：
['archaic mammal', 'primitive mammal', 'ancient mammal']
例句：
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1. Thediscovery of the codont fossils in the cave has sparked a new debate about the evolution of our ancestors.
在洞穴中发现的古哺乳动物化石引发了关于我们祖先进化的新争论。
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2.Archaeologists have discovered several species of archaic mammals that lived during the Paleozoic era.
考古学家发现了几种生活在古生代时期的古哺乳动物。
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3. The study of ancient mammals provides valuable insights into the early stages of life on Earth.
研究古代哺乳动物为我们提供了了解地球早期生命阶段的宝贵见解。