organization: 組織, organize, organ, 器官, 管風琴, nongovernmental, 非政府的 | 龍騰Book1 Lesson11 | 均一教育平台

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organization: 組織, organize, organ, 器官, 管風琴, nongovernmental, 非政府的

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organization: 組織, organize, organ, 器官, 管風琴, nongovernmental, 非政府的 : organization, 組織, organize, organ, 器官, 管風琴, nongovernmental, 非政府的