1.a pass to a receiver downfield from the passer
2.an electrical device that sends or receives radio or television signals
3.in or belonging to the air or operating (for or by means of aircraft or elevated cables) in the air;
aerial particles
4.growing in air;
aerial roots of a philodendron
5.characterized by lightness and insubstantiality; as impalpable or intangible as air;
figures light and aeriform come unlooked for and melt away- Thomas Carlyle
天線,安裝在駕駛倉前端的通訊裝置,用于雙向無線通訊和遙感勘測。