短语词组短语wind dispersal 风播;风力传播;[植]风散播;风扩散animal dispersal 动物传播;动物扩散passive dispersal 被动散布dispersal airfield 疏散机场distance dispersal [植]间断传播strategic dispersal 战略疏散Biological Dispersal 生物扩散Dispersal indicator 疏散指示标志 返回 dispersal