| 单词 | density |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔aerometer〕An instrument for determining the weight and density of air or another gas.气体比重计：测定空气或其他气体的重量及密度的仪器美国传统〔attenuate〕To lessen the density of; rarefy.稀释：减弱集中程度；使变稀薄美国传统〔congeal〕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。21世纪英汉〔demography〕The study of the characteristics of human populations, such as size, growth, density, distribution, and vital statistics.人口统计学：对人口特征，例如数量、增长情况、密度、分布和人口动态统计等进行研究的学科美国传统〔dense〕Having relatively high density.稠密的：有相对较高的密度的美国传统〔densitometer〕An apparatus for measuring the optical density of a material, such as a photographic negative.（光）密度计：测量材料，例如相片感光纸光密度的器械美国传统〔density〕Aluminium is low in density.铝的密度小。剑桥高阶〔density〕Australia has a very low population density.澳大利亚人口密度很小。外研社新世纪〔density〕Jupiter's moon Io, whose density is 3.5 grams per cubic centimetre, is all rock.密度为每立方厘米 3.5 克的木星卫星木卫一上遍布岩石。柯林斯高阶〔density〕Lead has a high density.铅的密度大。剑桥高阶〔density〕The area has a high/low population density.该地区人口密度大／小。剑桥高阶〔density〕The law restricts the density of housing.法律限制房屋的密度。外研社新世纪〔density〕The population density in this city is very high.这座城市的人口密度很高。牛津搭配〔density〕The region has a very high population density.该地区的人口密度很高。柯林斯高阶〔density〕These instruments are used for measuring the density of the atmosphere.这些仪器是用来检测大气密度的。韦氏高阶〔density〕We were surprised by the fog's density.雾这么浓，让我们吃惊。韦氏高阶〔density〕We were unable to move because of the density of the crowd.人太多，我们根本就动不了。剑桥高阶〔depth〕The density of the flakes and the depth of the snow prevented us from seeing the road clearly.纷扬的大雪和厚厚的积雪使我们无法看清道路。外研社新世纪〔edge effect〕The occurrence of greater species diversity and biological density in an ecotone than in any of the adjacent ecological communities.边界效应：群落交错区中产生的现象，其中的物种和生物密度大于任何邻近的生态群落美国传统〔expected value〕The integral of the probability density function and a continuous random variable over its range of values.期望值：概率函数和超过其值域的随机变量的整数解美国传统〔locate〕Large retail chains are usually only prepared to locate stores in areas of high population density.大型零售连锁店一般只愿意设在人口密集的地区。朗文当代〔luminous intensity〕The luminous flux density per solid angle as measured in a given direction relative to the emitting source.发光强度：在光源的某一给定方向上测量的固定单位角度上光通量密度美国传统〔marker〕The density of pores on leaves is a marker for CO₂ concentration.树叶上气孔的密集程度能够指示二氧化碳的浓度。外研社新世纪〔mascon〕A mare on the moon having rock of greater density than that of the surrounding area, thus exerting a slightly higher gravitational force.质量密集：月球上的阴暗部，其内部岩石比周围地区的岩石的密度大，因此产生略大些的引力美国传统〔mass〕Astronomers know that Pluto and Triton have nearly the same size, mass, and density.天文学家知道冥王星与海卫一拥有几乎相同的体积、质量与密度。柯林斯高阶〔measure〕The sample's density is a measure of its purity.样品的密度是其纯度的一个计量单位。剑桥高阶〔occupancy〕Since the 1950s, office density and occupancy in London have increased sharply.自20世纪50年代起, 伦敦办公室的密度和使用率都急剧增长。外研社新世纪〔pitch〕Printing The density of characters in a printed line, usually expressed as characters per inch.【印刷术】 印刷密度：一个印刷品中字的密度，常以每英寸多少个字来表示美国传统〔plasma ball〕A glass ball containing low density gas surrounding an electrode, which stimulates the gas to glow in random, moving streams of light.电浆球：一个玻璃球，里面为低密度气体包围着一个电极，该电极会不时刺激气体发出流动的光美国传统〔pycnometer〕A standard vessel used in measuring the density or specific gravity of materials.比重瓶：一种标准容器，用于测量物质的密度或比重美国传统〔rarefaction〕A decrease in density and pressure in a medium, such as air, caused by the passage of a sound wave.稀薄化：介质中密度和压力的下降，例如在空气中，由于声波的穿越而发生美国传统〔refraction〕The turning or bending of any wave, such as a light or sound wave, when it passes from one medium into another of different density.折射： 当光或声波等物质从一个媒体进入别一个密度不同的媒体中时产生的转向或折回美国传统〔reward〕The compression and density make this a difficult book to read, but it richly rewards the effort.这本书内容丰富，思想深刻，很难读懂，但是非常值得一读。柯林斯高阶〔saccharometer〕A hydrometer that determines the amount of sugar in a solution from density measurements.糖量计：根据密度大小来确定浓液中的糖的含量的一种液体比重计美国传统〔stationary front〕A transition zone between two nearly stationary air masses of different density.静止锋：两个不同密度近乎静止的空气固的间的过渡地区美国传统〔tenuity〕The quality or condition of being tenuous; lack of thickness, density, or substance.细：细、薄的性质或状态；缺乏厚度、密度或实质美国传统〔terrestrial planet〕Any of the four planets, Mercury, Venus, Earth, or Mars, that are nearest the sun and have similar size and density.类地行星：最靠近太阳并具有相似的体积、密度的四颗行星之一，水星、金星、地球或火星美国传统〔thin〕Not having enough photographic density or contrast to make satisfactory prints. Used of a negative.明暗对比低的：摄影密度不足或无法获得满意的照片。用于底片美国传统〔underpopulated〕Lacking the normal or required population density.人口稀少的：缺乏正常的或所需的人口密度的美国传统〔vd.〕Vapor density.蒸气密度美国传统〔white dwarf〕A whitish star in a latter stage of development, having low luminosity, small size, and very great density.白矮星：演化后期的白色星星，亮度低，体积小，密度很高美国传统Lead has a high density.铅的密度很高。剑桥国际The density of aluminium is fairly low. [C] Aluminium is low in density.铝的密度相当低。剑桥国际The density of the fog made it difficult to see where we were going.浓雾使我们很难看见要去的地方。剑桥国际The area had a population density of five people per square mile. 该地区人口密度为每平方英里五人。译典通The area has a high/low population density.该地区人口密度高/低。剑桥国际The driver had to stop because the density of the fog made it difficult to see. 由于浓雾使道路很难看清，司机不得不停车。译典通The explosion crushes the plutonium, thereby increasing its density and starting the chain reaction of nuclear fission.爆炸粉碎了钚，因而增强了其密度并引发了核裂变的连锁反应。剑桥国际This new film seems to lack the density of (= it is easier to understand than) some of the director's earlier work.这部新片似乎没有该导演早些时候的一些作品费解。剑桥国际We were unable to move because of the density of the crowd.因人群密集，我们动也动不了。剑桥国际 |
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