- (formal)
the act of spreading something widely in all directions; the fact of being spread in all directions 扩散: 向各个方向广泛传播某物的行为;四面八方传播the diffusion of Marxist ideas 马克思主义思想的传播。
- (specialist)
the act of slowly mixing a gas or liquid in a substance; the process in which this happens 扩散: 将气体或液体缓慢混合在物质中的行为;发生这种情况的过程the rate of diffusion of a gas 气体扩散的速度。
- (formal)
the act of making a light shine less brightly by spreading it in many directions (使光)模糊,漫射,漫散 the diffusion of light by a convex surface 光通过凸面的扩散