defence
dɪˈfens noun
2
MILITARY
军事的
2. MILITARY 军事的 a. (U )all the systems, people, materials etc that a country uses to protect itself from attack国防: b. ; defenses AmE [美] (plural 复数 )all the armies, weapons, structures etc that are available to defend a place〔某地的〕防御,防卫力量 BrE AmE