diffusionKK [dɪˋfjuʒən] /dɪˈfjuʒən/发音名词1扩散、弥散物理、化学Diffusion moves oxygen from the lungs into the bloodstream.扩散作用让氧气从肺部进入血液中。2传播、散布The diffusion of new farming techniques changed the whole region.新农耕技术的传播改变了整个地区。3漫射、散射光学A thin cloth over the lamp gives a soft diffusion of light.在灯上盖一层薄布,就能让光线柔和地漫射。4分散、分摊In large groups, the diffusion of responsibility makes people less likely to help.在大团体中,责任的分散会让人比较不愿意出手帮忙。用这个字练口说→