音标发音英式音标 [ˌem.aɪˈfaɪv]美式音标 [ˌem.aɪˈfaɪv]英式发音 美式发音 基本解释军情五处(英国专门负责保护军事和政治秘密的官方机构)。同根派生 MI5相关词英英字典剑桥英英字典 the official British organization that is responsible for protecting military and political secretsMI5剑桥字典MI5柯林斯字典