urban populations
城市人口
rural populations
农村人口
aging populations
老龄化人口
vulnerable populations
弱势群体
target populations
目标人群
underrepresented populations
代表性不足的人口
local populations
当地居民
displaced populations
流离失所的人口
indigenous populations
土著人口
global populations
全球人口
the populations of many species are declining due to habitat loss.
由于栖息地丧失，许多物种的种群数量正在下降。
urban populations are growing rapidly in many countries.
在许多国家，城市人口正在迅速增长。
diverse populations contribute to a rich cultural landscape.
多样化的人口为丰富的文化景观做出了贡献。
some populations are more vulnerable to climate change than others.
某些种群比其他种群更容易受到气候变化的影响。
health services must adapt to the needs of aging populations.
卫生服务必须适应老龄化人口的需求。
conservation efforts aim to protect endangered populations.
保护工作旨在保护濒危种群。
population density varies significantly between urban and rural populations.
城市和农村人口之间的人口密度差异显著。
migration can dramatically alter the demographics of local populations.
移民可以显著改变当地人口的结构。
some populations have adapted to extreme environmental conditions.
一些种群已经适应了极端的环境条件。
research is needed to understand the genetic diversity of populations.
需要进行研究以了解种群的遗传多样性。
urban populations
城市人口
rural populations
农村人口
aging populations
老龄化人口
vulnerable populations
弱势群体
target populations
目标人群
underrepresented populations
代表性不足的人口
local populations
当地居民
displaced populations
流离失所的人口
indigenous populations
土著人口
global populations
全球人口
the populations of many species are declining due to habitat loss.
由于栖息地丧失，许多物种的种群数量正在下降。
urban populations are growing rapidly in many countries.
在许多国家，城市人口正在迅速增长。
diverse populations contribute to a rich cultural landscape.
多样化的人口为丰富的文化景观做出了贡献。
some populations are more vulnerable to climate change than others.
某些种群比其他种群更容易受到气候变化的影响。
health services must adapt to the needs of aging populations.
卫生服务必须适应老龄化人口的需求。
conservation efforts aim to protect endangered populations.
保护工作旨在保护濒危种群。
population density varies significantly between urban and rural populations.
城市和农村人口之间的人口密度差异显著。
migration can dramatically alter the demographics of local populations.
移民可以显著改变当地人口的结构。
some populations have adapted to extreme environmental conditions.
一些种群已经适应了极端的环境条件。
research is needed to understand the genetic diversity of populations.
需要进行研究以了解种群的遗传多样性。
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