形容词
中文翻译：Unknown
同义词：
['relict', 'vestigial', 'relict', 'vestigial例句：1. The vestigial wings of the bird are still visible in the fossil record.（鸟类的残翼在化石记录中仍然可见。）2. Some vestigial features of the human brain remain even after death.（人类大脑的一些退化特征即使在死后仍然存在。）']
例句：
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1. The vestigial wings of the bird are still visible in the fossil record.
鸟类的残翼在化石记录中仍然可见。
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2. Some vestigial features of the human brain remain even after death.
人类大脑的一些退化特征即使在死后仍然存在。
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3.The vestigial tail of the dinosaur was a symbol of its evolutionary lineage.
恐龙的残尾是其进化谱系的象征。