As the New Scientist reported: "Within two generations four out of five of the world's women will be having two children or fewer." 18.
正如《新科学家》所谈到的：“在两代人之内，世界上五分之四的育龄女性养育两个孩子或更少。”
As the New Scientist reported: "Within two generations four out of five of the world's women will be having two children or fewer." 18.
正如《新科学家》所谈到的：“在两代人之内，世界上五分之四的育龄女性养育两个孩子或更少。”
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