[, ]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