HMSO
noun uk/ˌeɪtʃ.em.esˈəʊ/ us/ˌeɪtʃ.em.esˈoʊ/
皇家文书局(英国政府的一个部门,印制官方文件,Her或His Majesty's Stationery Office的缩写)
abbreviation for Her or His Majesty's Stationery Office: a British government department that prints many official documents
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