concentration diffusion浓度: potency; thickness; concentr ...扩散: spread; diffuse; proliferate ...等浓度扩散: isoconcentration diffusion湿度扩散: diffusion of humidity温度扩散: thermal diffusion下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:浓度扩散,即可在微信中查询翻译