动词
中文翻译：过度生育
同义词：
['over-crowding', 'over-population']
例句：
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1.The city has been overpopulated with immigrants in recent years.
近年来，这个城市已经被移民过度填充。
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2.Overpopulation leads to environmental problems.
过度人口导致环境问题。
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3.To combat overpopulation, many countries have implemented birth control policies.
为了对抗过度人口，许多国家实施了计划生育政策。