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population ageing

查词链接:https://www.dute.org/dict/population_ageing复制链接
人口老龄化:指人口中老年人口比例增加的现象,通常是由于生育率下降和寿命延长导致的。
查看英英释义
abstract:
Population ageing is a phenomenon that occurs when the median age of a country or region rises due to rising life expectancy and/or declining birth rates. There has been, initially in the more economically developed countries ( MEDC ) but also more recently in LEDCs ( less economically developed countries ), an increase in the life expectancy which causes ageing population.

网络释义
人口老化
日益老化的人口 the ageing population 人口老化 population ageing ; aging of population ; Ageing population ; Demographic shift 人口老化地躔 agequake ; demographic agequake ..
人口老化
相反地,寿命的延长对先进国家可能带來,人口老化(population ageing)与经济成长率减缓 的问题。
常用短语
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* 以上查询结果来自于网络,仅供参考。
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