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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

    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。
    • 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
    • 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。
    • 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。
    • 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。
    • 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
    • These guidelines are intended to prevent the inadvertent exposure and dispersal of recombinant molecules;
      这些指导方针的目的在于避免无意透漏和散布基因重组分子;
    • 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。
    • 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。
    • Police horses and gas were used in the dispersal of the crowds.
      驱散人群用了骑警和瓦斯。