我国是一个统一的多民族国家。
中国是个统一的多民族国家。
中国自古以来就是一个统一的多民族国家。
China has been a united multiethnic country since ancient times.
中国自古以来就是一个统一的多民族国家。
China has been a united multi-ethnic country since ancient times.
其中最基本、最核心的理论是统一的多民族国家理论。
One of the most basic, the core theory was a unified multi-ethnic country theory.
其中最基本、最核心的理论是统一的多民族国家理论。
One of the most basic, the core theory was a unified multi-ethnic country theory.
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