名词
中文翻译：州的总和
同义词：
['totality', 'aggregate', 'collective', 'sum of territories']
例句：
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1. The sum of states is the total number of people in the country.
州的总和是该国总人口数。
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2.The sum of states is a measure of the economic power of a country.
州的总和是一个衡量国家经济力量的指标。
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3.The sum of states is often used to describe the political and cultural diversity within a country.
州的总和通常用来描述一个国家的政治和文化多样性。