国家基幹技術

こっかきかんぎじゅつ

noun

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National Critical Technology

国	country
家	house, home, family, professional, expert, performer
基	fundamentals, radical (chem), counter for machines, foundation
幹	tree trunk, main part, talent, capability
技	skill, art, craft, ability, feat, performance, vocation, arts
術	art, technique, skill, means, trick, resources, magic