名词
中文翻译：寒武纪时期
同义词：
['Cambrian period', 'Cambrian era']
例句：
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1.The Cambrian epoch is the time when dinosaurs roamed the earth.
寒武纪时期是恐龙在地球上漫游的时代。
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2. The discovery of fossils from the Cambrian epoch has helped scientists understand the evolution of life on Earth.
寒武纪时期的化石发现帮助科学家了解地球生命演化的过程。
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3. The Cambrian epoch is often referred to as the "age of dinosaurs" because it was duringthis time that many species of dinosaurs appeared.
寒武纪时期通常被称为“恐龙时代”，因为正是在这个时期，许多恐龙物种出现。