lower birth rates翻译

lower birth rates的基本解释

读音: 美: 英:

降低出生率：指在一定时间内，每千人口中新生儿的数量减少。

例句

lower birth rates, low juvenile survivorship, and low growth rates follow, so there is a corresponding decline in hare abundance.随之而来的是较低的出生率、较低的幼兽存活率，以及较慢的生长速度，使得野兔数量相应减少。
Stronger health systems, girls' education among factors that contribute to fewer maternal deaths, lower birth rates.加强卫生体系和女童教育是推动减少孕产妇死亡、降低生育率的关键因素。
However, the 60 + group is the fastest growing segment in every region of the world, as a result of lower birth rates and longer life expectancy.不管怎样，60岁以上的人群在世界每个地区都在最快速的增长，因此有了低出生率和更长的寿命。
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