air defense

ریشه

From 'air' (from Old English 'ǣr', meaning 'air, sky') + 'defense' (from Old French 'defens', meaning 'defense').

مثال

• The country has a robust air defense system.
• Air defense strategies have evolved with advancements in technology.
• The military conducted an air defense drill.

ترکیب‌های رایج

Air defense system Air defense capabilities Air defense strategy Air defense missile