释义
n.
informal a generic name for a pet dog
〈非正式〉 宠物狗。
historical a system for dispersing fog using petrol-burners on the ground to enable aircraft to land. It was developed by the Allies during the First World War.
〈史〉 (机场地面用以帮助飞机着陆的)燃油加热驱雾器,机场散雾装置。
词源
"from Latin fidō ‘I trust’.acronym from Fog Intensive Dispersal Operation."