形容词
中文翻译：祖先的
同义词：
['ancient', 'primordial例句：1. The ancestral home of the tribe was in the mountains.（这个部落的发源地在山区。）']
例句：
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1. The ancestral home of the tribe was in the mountains.
这个部落的发源地在山区。
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2.The ancient ruins are still visible from a distance.
古代遗迹从远处仍然可见。
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3.Primordial elements were believed to be the source of life.
原始元素被认为是生命的起源。