这个词是什么意思？
Descendants who self-identify as members of a group who inhabited a country or region at the time when people of different cultures or ethnic origins arrived. They often maintain their distinct language, culture, and beliefs.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D000081034 · MeSH 2026。
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