The author analyzes the reason that China enters aging society rapidly, the characters and basic trend in aging society.
分析了中国迅速进入老年社会的原因，中国老年社会的特点和基本趋势。
The author analyzes the reason that China enters aging society rapidly, the characters and basic trend in aging society.
分析了中国迅速进入老年社会的原因，中国老年社会的特点和基本趋势。
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