dispersion
noun /dɪˈspɜːʃn/
/dɪˈspɜːrʒn/
[uncountable] (specialist)- the process by which people or things are spread over a wide area
分散;散开;散布 - population dispersion
人口疏散 - the dispersion of light
光的散射
词源late Middle English: from late Latin dispersio(n-), from Latin dispergere, from dis- ‘widely’ + spargere ‘scatter, strew’. - population dispersion