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air defence ['eədɪˌfens]
gen. 空防
el. 空中防御
UN, tech. 防空
air-defence
gen. 防空的
 English thesaurus
Air Defence ['eədɪˌfens]
abbr., scottish A/D
mil. All measures designed to nullify or reduce the effectiveness of hostile air action
air defence: 161 phrases in 9 subjects
Aviation64
Biophysics1
Electronics24
General6
Metallurgy2
Space38
Technology18
United Kingdom1
United States7