population

简明释义

英[ˌpɒpjuˈleɪʃ(ə)n]美[ˌpɑːpjuˈleɪʃn]

n. （地区、国家等的）人口，人口数量；某领域的生物，族群，人口；（统计）总体，母体；（天文）星族

复 数 p o p u l a t i o n s

英英释义

单词用法

同义词

反义词

例句

1.A substantial proportion of the population speak a French-based patois.

此人群中很多人说一种以法语为基础的混合语。

2.He conjectured that the population might double in ten years.

他推测人口在十年后可能会增加一倍。

3.The area has seen a rapid population growth.

这个地区人口快速增长。

4.Population growth is decreasing by 1.4% each year.

人口增长每年下降1.4%。

5.He had been taking part in an international symposium on population.

他那时在参加一个有关人口的国际研讨会。

6.Thirteen percent of the population live below the poverty line.

该地13%的人口生活在贫困线之下。

7.A declining population can pose challenges for local economies.

不断减少的人口可能会给地方经济带来挑战。

8.Urban areas tend to have a higher population density than rural areas.

城市地区的人口密度往往高于农村地区。

9.The government is implementing policies to manage population growth.

政府正在实施政策以管理人口增长。

10.The world's total population is over 7 billion people.

世界的总人口超过70亿人。

11.The population of the city has increased significantly in the past decade.

该城市的人口在过去十年中显著增加。

作文

The term population refers to the total number of individuals inhabiting a particular area, such as a country, city, or region. Understanding the dynamics of population is crucial for various fields, including economics, sociology, and environmental science. In recent years, the study of population has gained significant attention due to the rapid changes occurring globally. One of the most pressing issues related to population is overpopulation. This phenomenon occurs when the number of people exceeds the capacity of the environment to sustain them. Overpopulation can lead to severe consequences, including resource depletion, increased pollution, and diminished quality of life. For instance, in densely populated urban areas, the strain on infrastructure can result in traffic congestion, inadequate housing, and insufficient public services. On the other hand, some regions face the challenge of underpopulation. This situation arises when the population is too low to maintain economic stability and social services. Countries like Japan and certain Eastern European nations are experiencing declining birth rates, leading to an aging population and a shrinking workforce. Such demographic changes can hinder economic growth and create challenges in supporting the elderly. Migration is another factor that significantly impacts population dynamics. People move from one place to another for various reasons, including seeking better job opportunities, escaping conflict, or pursuing education. This movement can alter the population structure of both the origin and destination areas. For example, cities that attract immigrants often experience a surge in their population, which can contribute to cultural diversity but may also strain local resources. Governments and organizations must carefully analyze population trends to develop effective policies. Data on population growth, migration patterns, and demographic shifts can inform decisions regarding healthcare, education, and urban planning. For instance, understanding the age distribution within a population can help in planning for future healthcare needs and retirement benefits. Moreover, the relationship between population and the environment is critical. As the population grows, the demand for natural resources increases, leading to environmental degradation. Sustainable development practices are essential to ensure that the needs of the current population are met without compromising the ability of future generations to meet their own needs. Strategies such as promoting renewable energy, enhancing public transportation, and encouraging sustainable agriculture can help mitigate the negative impacts of a growing population. In conclusion, the concept of population encompasses various dimensions that influence our world. From addressing the challenges of overpopulation and underpopulation to understanding the effects of migration and environmental sustainability, it is clear that population studies play a vital role in shaping our societies. As we move forward, it is imperative to adopt a holistic approach to managing population growth and its implications, ensuring a balanced and sustainable future for all.

术语population指的是居住在特定区域（如国家、城市或地区）的个体总数。理解population的动态对经济学、社会学和环境科学等多个领域至关重要。近年来，由于全球发生的快速变化，population的研究受到了显著关注。与population相关的最紧迫问题之一是人口过剩。这种现象发生在当人数超过环境维持他们的能力时。人口过剩可能导致严重后果，包括资源枯竭、污染增加和生活质量下降。例如，在人口密集的城市地区，基础设施的压力可能导致交通拥堵、住房不足和公共服务不充分。另一方面，一些地区面临着人口不足的挑战。这种情况发生在当population过低以至于无法维持经济稳定和社会服务时。像日本和一些东欧国家正在经历出生率下降，导致老龄化population和劳动力缩减。这种人口变化可能阻碍经济增长，并在支持老年人方面造成挑战。迁移是另一个显著影响population动态的因素。人们因各种原因从一个地方迁移到另一个地方，包括寻找更好的工作机会、逃避冲突或追求教育。这种流动可以改变原地区和目的地地区的population结构。例如，吸引移民的城市往往会经历其population的激增，这可能有助于文化多样性，但也可能给当地资源带来压力。政府和组织必须仔细分析population趋势，以制定有效的政策。关于population增长、迁移模式和人口结构变化的数据可以为医疗保健、教育和城市规划等决策提供信息。例如，了解population中的年龄分布可以帮助计划未来的医疗需求和退休福利。此外，population与环境之间的关系至关重要。随着population的增长，对自然资源的需求增加，导致环境退化。可持续发展实践对于确保当前population的需求得到满足，同时不妨碍未来几代人满足自身需求的能力至关重要。促进可再生能源、增强公共交通和鼓励可持续农业等策略可以帮助减轻日益增长的population的负面影响。总之，population的概念涵盖了影响我们世界的多个维度。从解决人口过剩和不足的挑战，到理解迁移和环境可持续性的影响，显然，population研究在塑造我们的社会中发挥着至关重要的作用。随着我们向前迈进，采取全面的方法来管理population增长及其影响，确保所有人的平衡和可持续的未来是至关重要的。