the burden of population

基本解释

The increase of that ratio was considered to reflect the growing burden of the ageing population on the pensions system.
这一比率的增长反映了在退休金制度下，老龄人口带来的压力越来越大。
India will have a young, vast work force while a rapidly aging China will face the burden of supporting an older population.
印度即将拥有非常多的适龄工作的年轻人，而于此同时，中国将要面对的是人口的老龄化问题。
kksk.org
Eligible couples in the city are for the first time being encouraged to have a second child, as authorities make an effort to tackle the burden of an aging population.
按照政策，双方都为独生子女的夫妻能生育第二个子女。上海市人口计生委员会和志愿者们会上门拜访、发送传单鼓励他们生育二胎。此外，他们还将为后者提供情感和经济上的咨询指导。

The rest of the population shoulders the tax burden of supporting the increasingly impoverished haredi community.
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