with obj.
1- distribute or spread over a wide area分散; 散布：
storms can disperse seeds via high altitudes
暴风可以从高处散播种子
caravan sites could be dispersed among trees so as to be out of sight.
商队驻地可能散布在树丛中, 以避人耳目。
1.1
- go or cause to go in different directions or to different destinations疏散; 驱散：
no obj. the crowd dispersed人群散开了
with obj. the police used tear gas to disperse the protesters.警察用催泪弹驱散了抗议者。
1.2
- cause (gas, smoke, mist, or cloud) to thin out and eventually disappear使（气体, 烟, 雾, 云）消散：
winds dispersed the bomb's radioactive cloud high in the atmosphere.
风将高空大气层中炸弹的放射云吹散开去。
1.3
- no obj. thin out and disappear消散：
the earlier mist had dispersed.
晨雾已经散去。
1.4
- Physics divide (light) into constituents of different wavelengths【物理】使（光）色散。
attrib.
- Chemistry denoting a phase dispersed in another phase, as in a colloid【化】分散的：
emulsions should be examined after storage for droplet size of the disperse phase.
感光乳剂在储存后应该检查是否有小滴的分散相。
派生词
disperser
noundispersible
adjectivedispersive
adjective词源
late Middle English: from Latin dispers- 'scattered'， from the verb dispergere, from dis- 'widely'+spargere 'scatter， strew'.