diffusion

US /dɪˈfjuː.ʒən/
UK /dɪˈfjuː.ʒən/
"diffusion" picture
1.

传播, 扩散

the spreading of something more widely

:
The rapid diffusion of information through the internet has changed society.
信息通过互联网的快速传播改变了社会。
We are seeing a diffusion of new technologies across various industries.
我们正在看到新技术在各个行业的普及
2.

扩散

the intermingling of substances by the natural movement of their particles

:
The diffusion of gas throughout the room was rapid.
气体在房间里的扩散很快。
Osmosis is a type of diffusion across a semi-permeable membrane.
渗透是一种通过半透膜的扩散