dispersal

英 [dɪˈspɜːsl]

美 [dɪˈspɜːrsl]

n. 分散; 疏散; 散布

复数：dispersals　

TOEFL IELTS

BNC.12682 / COCA.15305

牛津词典

noun

分散；疏散；散布
the process of sending sb/sth in different directions; the process of spreading sth over a wide area
1. police trained in crowd dispersal
  在疏散人群方面受过训练的警察
2. the dispersal of seeds
  种子的播撒

柯林斯词典

N-UNCOUNT 散开;散布;传播
Dispersalis the spreading of things over a wide area.
1. Plants have different mechanisms of dispersal for their spores.
  植物传播孢子的方法各不相同。
N-UNCOUNT 疏散;分散
Thedispersal ofa crowd involves splitting it up and making the people leave in different directions.
1. The police ordered the dispersal of the crowds gathered round the building.
  警方命令聚集在建筑物四周的人群散开。

英英释义

noun

the act of dispersing or diffusing something
1. the dispersion of the troops
2. the diffusion of knowledge
Synonym:dispersiondisseminationdiffusion

双语例句

Habitat fragmentation poses a wide spread threat to biodiversity by disrupting seed production and dispersal.
生境片断化扰乱了种子的生产和扩散机制，越来越严重地威胁着生物多样性。
The police ordered the dispersal of the crowds gathered round the building.
警方命令聚集在建筑物四周的人群散开。
Police horses and gas were used in the dispersal of the crowds.
驱散人群用了骑警和瓦斯。
The Application of Cellular Automata to study Theoretically Annual Plant Population Dispersal
应用细胞自动机对一年生植物种群扩散进行理论研究
This, with all available information on topography, primary and secondary mineral dispersal, helps to locate the mineralization.
这个和所有关于地形、原生和次生矿物分布的信息有助于圈定矿化。
The deformation and breakup of liquid droplet is important in fuel explosive dispersal.
液滴变形和破碎是燃料抛撒问题的重要过程。
Seeds dispersal by rain is especially important in extremely hot and dry deserts.
在极端干热的沙漠里，通过雨水传播种子尤其重要。
It Is a Measure of the Dispersal of Energy.
而是（自由能）能量分散开（变小）的一个量度。
Apart from yield, domestication has altered many characteristics of crop plants, including loss of dormancy from the seed and loss of dispersal mechanisms.
除产量提高外，驯化还改变了农作物的许多性状，包括失去种子休眠期和传播机制。
Plants have different mechanisms of dispersal for their spores.
植物传播孢子的方法各不相同。