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全球人口在快速老龄化,根据世界卫生组织提供的数据,未来五年65岁及以上人数将在人类历史上首次超过5岁以下儿童人数,发展中国家的人口变化将尤其显著。法国65岁及
The global population is rapidly aging. According to data provided by the World Health Organization, the population aged 65 and over in the next five years will exceed the number of children under the age of 5 for the first time in human history in the next five years, and the population changes in developing countries will be especially significant. France 65 years old and