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.- Bangladesh now has a population of about 110 million.
孟加拉国现有大约1.1亿人口。 - ...the annual rate of population growth.
人口年增长率 - ...the local population.
当地人口
- Bangladesh now has a population of about 110 million.
- 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.- ...75.6 per cent of the male population over sixteen.
16岁以上男性中的75.6% - ...areas with a large black population.
黑人人口众多的地区 - ...the elephant populations of Tanzania and Kenya.
坦桑尼亚和肯尼亚的大象种群
- ...75.6 per cent of the male population over sixteen.
双语例句
- This study aimed to analyze the morphological and cytological characteristics of Ranunculus cantoniensis within and among populations.
运用居群学的方法，对居群内、居群间的禺毛茛进行了形态及细胞学两方面的性状分析。 - Other significant immigrant populations came from eastern and southern Europe and French Canada.
其他主要移民来自东欧和南欧，和法属加拿大。 - Influenza is a serious public health problem that causes severe illnesses and deaths for higher risk populations.
流感是一个严重的公共卫生问题，可在高危人群中造成严重疾病和死亡。 - A part of the problem for earth and nature alike is excessive human populations.
对地球和自然界来说，相同的问题部分是过剩的人类人口。 - Ethiopia and Kenya host the camps even while their domestic populations also suffer from hunger and malnutrition.
埃塞俄比亚和肯尼亚是难民营的东道国，但这两个国家国内的人口也处于挨饿和营养不良的境地。 - They had not been exposed to most diseases common to urban populations
城市人口中多数常见的疾病他们都没有接触到。 - Lifestyle interventions targeted the urban and rural populations in the intervention counties but were not implemented in Arak.
对干预城市和农村的人口实施生活方式干预，对阿拉克则不实施相应措施。 - But improved management in both China and Russia has improved prospects of rebounds in endangered tiger and leopard populations.
不过，中国和俄罗斯管理方面的改善，提高了濒危老虎和豹数量反弹的可能性。 - Presents major nutritional problems that influence the health, survival, and developmental capacity of populations in developing societies.
提出发展中社会那些影响健康、生存以及人口发展能力的主要营养问题。 - 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。