短语词组短語conical cowl 錐形風帽wind cowl 風鬭喇叭式風鬭;風帽;通風罩COWL SLEEVES 垂蕩褶袖protective cowl 保護性罩tapered cowl 錐形風帽vent cowl 通風鬭reverser cowl 反推力裝置整流罩Cowl vent 前圍通風孔half cowl 防風罩 返回 cowl