“babybust”的概念、定义、翻译、参考文献-科学参考

单词	babybust
释义	babybust Encyclopedia 理学人口统计学释 babybust少子化一个社会中随着人口总和生育率下降，少年儿童（0-14岁）占总人口比重降低的现象。一般将一个国家的总和生育率长时间低于维持人口长期稳定发展的更替水平（2.1），界定为少子化。
随便看	disc space disc theorem discursive social psychology discus discus fish Discuss about Fuchen Kechen Discussing Government Affairs at Chaotang discussion network Discussion of Zhao Renji on the relation between reclamation and flood disaster Discussion on Childhood Theory Discussion on instrumentalism discussion on new folksongs discussion on official rewards Discussion on Remnants of Ci Poetry Discussion on Sichuan Opera Discussion on the concept of drama Discussion on the Doctrines of Six Schools Discussion on the Quintessence of the Method of Absorbing Pneuma Discussions at White Tiger Temple Discussions While Living in Seclusion discussion talk show program discussion thread discus throw discus throw of Summer Deaflympics discus throw of Summer Paralympics

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