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。 - This policy has led to a dramatic increase in our prison populations.
这项政策已经让我们监狱的囚犯人数激增。 - 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。 - 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。 - 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。 - 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。 - Two World Bank reports address the economic impact of aging populations worldwide and offer direction on policy reforms.
世界银行的两个报告探讨了全世界范围内人口老龄化对经济的影响，并提出了政策改革的方向。 - Nonexposure of susceptible plant populations to their pathogens is fairly common.
感病的植物群体不暴露在它们的病原之下，这是相当普遍的。 - 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。 - 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。