... 基本城市人口 basicurbanpopulation 受供养人口年龄比率 age dependency ratio 城市人口比例上升 the population of urban residents rose by ...
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When a country is ageing (median age above 40), it again has a high dependency ratio, this time because of old people.
而当一个国家趋向老迈时(中位年龄在40岁以上),依赖性比例仍然高,这是因为老人多的原故。
When fertility is high and a country is young (median age below 20), there are huge numbers of children and the overall dependency ratio is high.
一个国家生育率高,表示这个国家很年轻(中位年龄在20岁以下),小孩数量庞大,依赖性比例相当高;
The OECD expects Japan’s dependency ratio (of working-age to retirement-age citizens) to fall to 1.2 by 2050 and Germany’s to 1.6; Britain’s, by contrast, would be a relatively healthy 2.4.
OECD(经济合作与发展组织)预计到2050年日本的抚养比率(工作人口与退休人口的比率)会将降至1.2,德国则降至1.6;相反,英国会在2.4,相当稳健。
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