单词：aarp 

名词

• 
  [1.n.aarp] (同义词:[Association_for_the_Advancement_of_Retired_Persons]  [AARP]  )
• 
  注释列句：an association of people to promote the welfare of senior citizens
• 上位词 -> [association( n. 协会, 联合, 结交, 联想 )]  [organization( n. 组织, 机构, 团体 )]  [social_group]  [group( n. 团体, 组, 团, 群, 批, [地]界, [化]基 v. 聚合, 成群 )]  [abstraction( n. 提取 )]  [entity( n. 实体 )]