air-to-ground
adjective [ before noun ] uk/ˌeə.təˈɡraʊnd/ us/ˌer.t̬əˈɡraʊnd/ (also air-to-surface)
空对地的
involving a weapon that is shot from an aircraft at a place on the ground
an air-to-ground attack 空对地袭击
Compare: air-to-air
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