扩散器风洞diffuser: diffuser, diffusor n. ...tunnel: n. 隧道;地道;坑道;管道,烟道,风洞;【矿物】石巷, ...wind tunnel diffuser: 风洞扩散段wind-tunnel diffuser end: 风洞扩散段端non-diffuser-type wind tunnel: 无扩压段式风洞下载手机词典可随时随地查词查翻译