国防现代化 guófángxiàndàihuà national defense modernization Origin Definitions Defs Strokes Stroke Words Sentences Sents 国防 國防 guófáng national defense the military forces and systems a country uses to protect its land, sovereignty, and people from foreign aggression现代化 現代化 xiàndàihuà adjectiveverb to modernize to modernize; to update something to reach modern standards