the spreading of something more widely
传播;扩散,散播
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the diffusion of Marxist ideas .马克思主义思想的传播。
the action of spreading the light from a light source evenly so as to reduce glare and harsh shadows
漫射。
the intermingling of substances by the natural movement of their particles
扩散,弥漫
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the rate of diffusion of a gas .气体扩散的速度。
【人类学】 (文化因素向其他地区或民族的)传播,流传。
"late Middle English (in the sense ‘pouring out, effusion’): from Latin