从上个世纪七十年代起,中国的出生率显著下降,需要抚养的孩子数量随之急剧减少,同时老年人口增长却十分缓慢。
Since the 1970s China's birth rate, and therefore the number of dependent children, has been plummeting, whereas the number of elderly people has been rising only gradually.
从上个世纪七十年代起,中国的出生率显著下降,需要抚养的孩子数量随之急剧减少,同时老年人口增长却十分缓慢。
Since the 1970s China's birth rate, and therefore the number of dependent children, has been plummeting, whereas the number of elderly people has been rising only gradually.
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