英语释义

1. the number of people living in each unit of area (such as a square mile)
This part of the country has a high population density.

片语

inverted population density反转粒子数密度

population s density种群密度

population n density人口密度

population density detail种群密度

High population density高人口密度

population inversion density反转粒子数密度

equilibrium population density种群的平衡密度

population density gradient人口密度梯度

threshold population inversion density临界粒子数反转密度

英汉例句

• there is a close correlation between population density and the number of fires in a given region.

  一特定地区发生的火灾次数和该地区的人口密度密切相关。

• this makes malta the european country with the highest population density with 1,265 persons per square km.

  这使马耳他成为欧洲人口密度最高的国家，每平方千米1,265人。

• european scientists asked volunteers to estimate statistics like the population density of switzerland. each person got five guesses.

  欧洲科学家们让志愿者们估计一些诸如瑞士人口密度的数据，每个人有五次猜测机会。

• in the world described by it, the differences in population density between countries would be less extreme than they are today.

  如果世界按照这样的方式划分的话，国家之间的人口密度差别就不会像今天那么极端。

• although it's true that a country like the netherlands had a population density as high as rwanda did at this time, it also benefited from mechanized, high-yield agriculture.

  当然事情也不都是绝对的：那时像荷兰这样的国家，其人口密度与卢旺达一样高，但荷兰受益于机械化的、高产的农业。

• they found that when population density was low, such as during the majority of our evolution, the cranium increased in size.

  他们发现在人类演化史上的大部分时间里，人口密度比较低的时候，头盖骨的尺寸在增加；

• government-owned la poste, too, lags in profitability and speed of delivery, though france’s size and population density plays a part too.

  国家所有的法国邮政，也在收益性和投递速度方面滞后，尽管，法国面积大，人口密度高也是部分原因。

• the american continents had a very low population density and a large amount of fertile land during this period, and its values are therefore either insignificant or of very low significance.

  美洲大陆的人口密度很低，而在此期间，是一个物产丰富的地区，因此其战争与气候变化的相关性是很低的或微不足道的。

• they found that brain size decreased as population density increased.

  他们发现，大脑的尺寸随着人口密度的增长而减小。

• extreme weather events are also likely to have a more destructive effect in future decades, as population density increases due to reasons unrelated to climate change.

  在未来几十年，因为与气候变化无关的原因使人口密度增加，极端气候事件可能更具破坏性。

• however, due to a considerable variation in land area,1 population density and climatic, geological and topographical conditions, the extent of forest cover differs greatly among the island states.

  然而，由于各岛屿国家的陆地面积、1人口密度、气候、地理地形条件等有很大差异，它们的森林覆盖程度也有很大差别。

• the increasing population density will even further congeal traffic.

  日益增加的人口密度将使交通更加瘫痪。

• he would like to concentrate his citizens, boosting the population density in areas that are still economically viable, while encouraging people to move out of districts that are not.

  他希望将他的市民都聚集起来，而不是鼓励人们离开这个地方，促进地区的人口密度在经济上依旧是可行的。

• the data resembles a heat map of population density in a given city at any point in time.

  这些数据组成了一份给定任意时间给定城市人口密度的热度图。