2022-01-23 人口 TerminologyPopulation ageing (人口老龄化) 一般来说，社会老龄化率按照65岁老年人占人口比率计算 Human sex ratio (男女比例) Males Females China 51.24% 48.76% United States 49.48 50.52 Japan 48.7% 51.3% United Kingdom 49.41 50.59 Newer 影史百大華語電影 Older The Logic of Life: The Rational Economics of an Irrational World (2008)