[, ]official permission or power to do sth; the act of giving permission 批准;授权◆Who gave the authorization to release the data? 是谁授权发表这些数据的?◆He had acted without authorization. 他未经批准,擅自行动。⨁to give / grant / refuse (sb) authorization 给予/准予/拒绝(某人)授权⨁to ask for / get / have / need / obtain / require authorization 要求/得到/获得/需要/取得/需要取得授权
[] a document that gives sb official permission to do sth 授权书