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NAA

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UK 
  • abbr.〈美(=National Aeronautic Association)全国航空协会
  • Web萘乙酸(NAPHTHALENEACETIC ACID);报业协会(Newspaper Association of America);奈乙酸
abbr.
1.
〈美〉(=National Aeronautic Association)全国航空协会

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