fertility

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简答网为您整理了fertility的解释、用法、例句、词组、近反义词等相关学习资料。查看fertility是什么意思,fertility的用法,fertility的音标,fertility的近义词,fertility的反义词,fertility的相关词组请登录https://dict.jiandongshicai.cn/

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The United Nations said that the world population isexpected to reach 8.6 billion in 2030, and to hit 9.8billion by 2050, despite nearly universal lowerfertility rates.联合国日前表示，尽管世界各地的生育率几乎都有所下降，

双语新闻：日本人口危机Why is Japan in trouble?The Japanese now have one of the lowest fertility rates in the world, and at the same time, one of the highest longevity rates. As a result, the population is dropping r