弥漫说
Clouds cause the diffusion of light from the sun. 云使阳光漫射。
Insulation used to prevent heat diffusion, as from a steam pipe. 绝热材料用来防止热量散失的绝热材料，如从蒸汽输送管上
The main spokesmen for the British school of diffusionism were G. 英国学派的主要代表人物为G.
Traditional systems have used oil diffusion pumps. 常规的系统使用油扩散泵。
The diffusion process seems to be accelerating. 传播过程看来正在加速。
They discourage further diffusion. 它们阻碍进一步扩散。
