名词
中文翻译：人口
同义词：
['number of people', 'total population']
例句：
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1.The government is trying to reduce the number of cars on the road.
政府正试图减少道路上的汽车数量。
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2. The population of the city has grown significantly in recent years.
这个城市的居民数量在近年来显著增加。
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3.The population growth rate is a key indicator of economic development.
人口增长率是经济发展的关键指标。