populations
- n. 人口，总人口，全体居民（population 的复数形式，常指多个地区或群体的人口）；<正式>（某类）人群，群体（常与 urban、aging 等形容词连用）；（生物学、农业科学）种群；（统计学）总体，母体
网络释义专业释义英英释义
high-risk populations 高危险群 ; 高危机群
Growing Populations 不断增长的种群数量
comparison of populations 总体比较
genetics of populations 集团遗传学
Populations and Ecosystems 种群与生态系统
Ageing Populations 人口老化
rural populations 农村人口
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种群 - 引用次数：599
16 populations were clustered into 4 groups.
经聚类分析,16 个种群冰草种质大致分为 4 个类群。
参考来源 - 内蒙古冰草种质资源遗传多样性研究居群 - 引用次数：157Genetic differentiation between populations in North China and North-Western China were 4.5% and 6.2%.
华北和西北居群遗传分化度Gst分别为4.5%和6.2%。
参考来源 - 实生板粟（Castanea mollissima Bl.）居群遗传多样性及其对粟疫病菌抗性的研究地理群体 - 引用次数：9The genetic distance between the three populations ranged from 0.0022 to 0.0778.2.
3个地理群体的遗传距离（D）分布范围在0.0022-0.0778之间。
参考来源 - 黑斑原鮡遗传多样性分析及微卫星标记的开发 -
种群 - 引用次数：412
Non-increased age structure is predominant in the six plant populations.
六种植物种群构件的年龄结构以非增长型为主。
参考来源 - 东北贫营养泥炭沼泽几种植物的种群生态学研究 -
总体
·2,447,543篇论文数据，部分数据来源于NoteExpress
population
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n.
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the people who inhabit a territory or state
"the population seemed to be well fed and clothed"
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a group of organisms of the same species populating a given area
"they hired hunters to keep down the deer population"
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(statistics) the entire aggregation of items from which samples can be drawn
"it is an estimate of the mean of the population"
同义词： universe
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the number of inhabitants (either the total number or the number of a particular race or class) in a given place (country or city etc.)
"people come and go, but the population of this town has remained approximately constant for the past decade"; "the African-American population of Salt Lake City has been increasing"
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the act of populating (causing to live in a place)
"he deplored the population of colonies with convicted criminals"
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the people who inhabit a territory or state
以上来源于: WordNet
柯林斯英汉双解大词典
population /ˌpɒpjʊˈleɪʃən/ CET4 TEM4
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1.
N-COUNT The population of a country or area is all the people who live in it. 人口
例：Bangladesh now has a population of about 110 million.
孟加拉国现有约一亿一千万人口。
例：...the annual rate of population growth.
…人口年增长率。
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2.
N-COUNT If you refer to a particular type of population in a country or area, you are referring to all the people or animals of that type there. (某种) 人群; 种群 [正式]
例：...75.6 percent of the male population over sixteen.
…16岁以上男性人群的75.6％。
例：...areas with a large black population.
…有大批黑人群体的的各地区。
双语例句原声例句权威例句
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A gradual agricultural revolution in northern Europe stemmed from concerns over food supplies at a time of rising populations.
北欧渐进的农业革命源于人口增长时期对粮食供应的担忧。
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Indeed, most analysts believe that some kind of environmental degradation underlies the demise of many extinct salmon populations.
事实上，大多数分析家认为某种环境退化是许多已灭绝鲑鱼种群消亡的根源。
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But Wally Stevens of the trade group Global Aquaculture Alliance says the industry must continue developing to feed growing populations.
VOA: special.2011.02.08
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So if you think of the effect of technology on the different populations, the young-age and the adult-age learners.
所以在思考技术对,不同人群的影响时，要想到青年和成年学者。
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But I could write that same policy and write a simulator around it and write populations around it and I could see that effect instantly with a computer.
但我可以写出同样的政策,并且为之编写出一个模拟环境,和一些模拟人群,我就可以立即在电脑上看到结果。
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