活动: move about; exercise空气: air; atmosphere筒: a section of thick bamboo空气筒: reservoir活动排气筒: mobile exhaust pipe固定空气筒: fixed air pipe活动空间: activity ace; activity space; breathing space; event space; manoeuvring space; working clearance不流动空气: fixed air激动空气: whipping air继动空气阀: relay air valve流动空气: mobile air; moving air起动空气: starting air起动空气阀: starting air valve起动空气瓶: starting air bottle; starting air container; starting air cylinder; starting air reservoir; starting air tank; starting air vessel; starting bottle启动空气: starting air启动空气瓶: starting air bottle; starting air receiver启动空气箱: starting air tank扰动空气: disturbed air未扰动空气: undisturbed air自动空气第: automatic air conditioning自动空气阀: automatic air valve压缩空气气筒: compressed-air reservoir活动空域分配: zone assignment康乐活动空间: recreational opportunity脉动空气动力: oscillatory aerodynamic force
