dispersal

英 [dɪˈspɜːsl]

美 [dɪˈspɜːrsl]

n.  分散; 疏散; 散布

复数：dispersals　

TOEFLIELTS

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

• Entomologists have tended to underestimate the importance of colonization through dispersal.
  昆虫学家倾向于低估在扩散过程中定居现象的重要性。
• This research provides indirect evidence for dispersal limitation and niche theory.
  本研究为扩散限制和生态位理论提供了间接的证据。
• 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。
• The means of dispersal are wind, water and animals.
  传播的媒介有风、水和动物。
• Seed dispersal of the pioneer shrub Rhodomyrtus tomentosa by frugivorous birds and ants
  鸟类和蚂蚁对桃金娘种子传播的初步研究
• The usual vehicles of dispersal are wind ( anemochory), water ( hydrochory).
  通常传播的媒介物是风（风播），水（水播）。
• After the dispersal of the crowd, five people is find to is hurt.
  人群散开后，发现五人受了伤。
• Fog dispersal research has since followed the line.
  自那时以来消雾研究一直遵循这个方向。
• Prolonged heat can, moreover, enhance production of smog and the dispersal of allergens.
  持续的高温也提高了烟雾的产量和过敏原的散布。
• Due to the dispersal ability and the death of individuals, the neighbour could be the same species or not.
  由于散布和死亡的原因，邻体的组成可以是同一物种，也可以是不同物种。