翼下挂弹架underwingrack: 翼下发射导轨underwing storesl wing store: 翼下外挂物underwings: 后翅; 银纹夜蛾underwing refueling pack: 翼下可卸加油组件underwire raise: 电线下升降法下载手机词典可随时随地查词查翻译