N-COUNT If you describe someone as an airhead, you are critical of them because you think they are not at all intelligent and are interested only in unimportant things. 傻瓜; 笨蛋 [非正式]
N-COUNT an area secured in hostile territory, used as a base for the supply and evacuation of troops and equipment by air 空降场 ; 建于敌占区内用来供应补给和撤退部队及装备的区域 [军事]
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