80002194-a 'when the average age of a population is increasing due to declining birth rates (jinghui)';
 
汉语 老龄化
Definitions
英语
when the average age of a population is increasing due to declining birth rates (jinghui)
汉语
― 许多国家都面临老龄化问题
Relations
Antonym: sub-replacement fertility
Semantic Field: unknown
External Links

Langs:
Seen Lemmas: estimazione;
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