dis·per·sal
noun/dɪˈspɜːsl/
/dɪˈspɜːrsl/
[uncountable, countable] (formal)- the process of sending somebody/something in different directions; the process of spreading something over a wide area
分散；疏散；散布 - police trained in crowd dispersal
在疏散人群方面受过训练的警察 - the dispersal of seeds
种子的传播
- police trained in crowd dispersal