英语词汇“population of the old”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	population of the old
释义	population of the old 基本例句人口老龄化 China's population is aging at unprecedented levels.使中国人口老龄化达到了前所未有的水平。 Why is the ageing building population or the changing age demographic important to KONE?为什么旧建筑的数量或地域性的人口老龄化对通力如此重要？
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