名词
中文翻译：原始石板
同义词：
['primordial plate', 'primitive crust例句：1. The ancient civilizations were built on the primitive plates of the earth.（古代文明建立在地球的原始石板之上。）2. The primitive plates are still visible in many rock formations.（许多岩石构造中仍然可以看到原始石板的痕迹。）']
例句：
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1. The ancient civilizations were built on the primitive plates of the earth.
古代文明建立在地球的原始石板之上。
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2. The primitive plates are still visible in many rock formations.
许多岩石构造中仍然可以看到原始石板的痕迹。
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3.The primitive plates are believed to have formed the Earth's crust millions of years ago.
人们认为原始石板在数百万年前形成了地球的地壳。