a pass to a receiver downfield from the passer 同义词:forward pass
an electrical device that sends or receives radio or television signals 同义词:antenna, transmitting aerial
形容词
characterized by lightness and insubstantiality; as impalpable or intangible as air; "figures light and aeriform come unlooked for and melt away"- Thomas Carlyle; "aerial fancies"; "an airy apparition"; "physical rather than ethereal forms" 同义词:aeriform, airy, aery, ethereal