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
- 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。 - 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。 - This, in fact, describes the undercurrents of populations not just in faraway countries;
这其实，描述了人口的暗流不仅在遥远的国家； - 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。 - 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。 - 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。 - The spatial niche of dominate forest populations in Baihuwan forest regions were discussed in this paper.
对百户湾森林群落优势种群空间生态位进行了研究。 - 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 variations of cork characters from 10 populations of? Quercus variabilis? in Shaanxi province are analyzed.
对陕西境内10个栓皮栎群体栓皮性状变异情况进行了试验分析。