privileged access短语¹³¹⁶²⁰⁺³ 基本例句 特许存取 Europe, used to privileged access to African markets and politics, has been left floundering by the new competition. 欧洲以前对非洲市场与政治都有着特许权，现在却在新竞争势力的压力下踌躇不前。 ecocn This paper presents a multi- group access control scheme that achieves multi- privileged access by combining the centralized and distributed key management scheme. 该文提出了一种多重组的访问控制方案，该方案使用集中式与分布协同式相结合的密钥更新算法实现了多权限的控制。 cnki