populations

英 [ˌpɒpjʊˈleɪʃənz]

美 [ˌpɑpjəˈleɪʃənz]

n.  (地区、国家等的)人口，人口数量; (统称)某领域的生物; 族群; 人口
population的复数

柯林斯词典

• N-COUNT （某一国家或地区的）全体人民，人口
  Thepopulationof a country or area is all the people who live in it.
  1. Bangladesh now has a population of about 110 million.
     孟加拉国现有大约1.1亿人口。
  2. ...the annual rate of population growth.
     人口年增长率
  3. ...the local population.
     当地人口
• N-COUNT （某一国家或地区某类人或动物的）总数
  If you refer to a particular type ofpopulationin a country or area, you are referring to all the people or animals of that type there.
  1. ...75.6 per cent of the male population over sixteen.
     16岁以上男性中的75.6%
  2. ...areas with a large black population.
     黑人人口众多的地区
  3. ...the elephant populations of Tanzania and Kenya.
     坦桑尼亚和肯尼亚的大象种群

双语例句

• Their findings suggest that distinct bacterial strains have adapted over time to specific human populations.
  他们的发现表明在历史上不同的结核杆菌菌株适应了特定的人群。
• Professional and technical populations are among the most mobile of all americans.
  专业和技术人员是美国人口中流动性最大的。
• The Croatian town of Ilok is a classic case of shifting populations.
  伊洛卡的克罗地亚小镇就是人口不停流动的典型例子。
• That virus will probably emerge in one of the countries that have avian flu infection in their bird populations.
  这一关键性和致命的事态发展很可能将发生在鸟群感染禽流感的一个国家。
• The results of this vaccine trial hold great promise for improving health and saving lives in resource-poor populations.
  本次疫苗试验的结果为资源贫乏的人群提供了改善健康和拯救生命的巨大希望。
• Civilian populations and ordinary people are often targeted or affected by many of these conflicts.
  城市人群和普通人群是这些冲突的主要目标和受害者。
• They investigated whether it is associated with TB symptoms in populations from West Africa.
  他们调查了这个叫做SP110的基因是否与西非人群的结核病症状有关联。
• Larval and adult vector populations were surveyed weekly in six separate valley communities.
  每周对6个独立山谷内的幼虫和成虫媒介数量进行了监测。
• China and India have larger populations than any other countries in the world.
  中国和印度的人口比世界上其他国家的人口多。
• Create more healthy environments, especially for poor and disadvantaged populations;
  创造更多的健康环境，特别是在贫困和弱势群体中；