dispersal [dɪˈspɜ:rsl]

例句:

• Plants have different mechanisms of dispersal for their spores.
  植物传播孢子的方法各不相同。
  
• police trained in crowd dispersal
  在疏散人群方面受过训练的警察
  
• 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。
  
• So many attacks on careless dispersal of web site visits.
  来自SA
• Reconstructing ancient dispersal routes is a complex exercise.
  来自SA
• There's no reason to assume the dispersal is even everywhere.
  来自SA