形容词
中文翻译：Unknown
同义词：
['pre-Cambrian', 'pre-Cambrian', 'pre-Cambrian']
例句：
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1. The fossils found in the cave are of the antediluvian era.
洞穴中发现的化石属于前寒武纪时期。
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2. The antediluvian creatures were nocturnal and lived in trees.
前寒武纪生物是夜行性的，生活在树上。
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3. The antediluvian animals were characterized by their distinctive features.
前寒武纪动物以其独特的特征而著称。