副词

1.空中的，航空的

2.空想的，空气的

可数名词：

天线

英语解释

growing in air

a pass to a receiver downfield from the passer

in or belonging to the air or operating (for or by means of aircraft or elevated cables) in the air

characterized by lightness and insubstantiality; as impalpable or intangible as air

an electrical device that sends or receives radio or television signals