Along with the social structure of population aging, the trend of aging brings great challenges to the society and persons inevitably.
随着社会人口结构老龄化的加剧，老龄化趋势给社会和个人不可避免地带来了极大的挑战。
The so-called aging of populations is refers to the old population to grow and to assume the trend of escalation day by day in the total population proportion the phenomenon.
所谓人口老龄化是指老年人口在总人口中的比例日益增长并呈上升趋势的现象。
The so-called aging of populations is refers to the old population to grow and to assume the trend of escalation day by day in the total population proportion the phenomenon.
所谓人口老龄化是指老年人口在总人口中的比例日益增长并呈上升趋势的现象。
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