形容词
中文翻译：原始的
同义词：
['primitive', 'primordial', 'primordial', 'primordial']
例句：
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1. The ancientcivilizations of the world are primordial in their origins.
世界上古老的文明在起源上是原始的。
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2.The primordial forests were once home to countless species of flora and fauna.
原始森林曾是无数动植物的家园。
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3. The study of primordial evolution has led to many discoveries about the origins of life on Earth.
对原始进化的研究导致了关于地球上生命起源的许多发现。