[mass noun]room available in the atmosphere immediately above the earth 空域,空间 temples and mosques fight for airspace with skyscrapers. 庙宇和清真寺与摩天大楼争夺空间。 ■the air available to aircraft to fly in, especially the part subject to the jurisdiction of a particular country 领空,空域 ■(Law)the right of a private landowner to the space above his land and any structures on it, which he can use for ordinary purposes such as the erection of signposts or fences (律)(土地私有人对其土地或建筑上方空域所享有的)空域使用权 ■space left to be occupied by air for purposes of insulation 绝缘空气带