population aging in developed countries
population aging in developed countries
发达国家的人口老龄化
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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While in developed countries the aging population and an increasing rate of chronic diseases among the older population will continue to drive demand for nutrition products, the rise of the middle class is likely to boost sales in emerging markets.
FORBES: Quick Take
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The population of most developed countries, the United States in particular, is aging.
FORBES: The Right Funds for This Environment