premium /ˈpri:mjəm/ n. ［c］ 1.额外费用，加付款： premium allowance 额外津贴，额外酬劳；premium pay 加班费，奖金 2. (投保人向保险公司支付的)保险金：extra premium 额外保险金；insurance premium 保险费 at a premium 以高价，溢价；奇缺的，难得的：The shares are selling at a premium. 这些股票溢价出售。In a ship every inch of space is at a premium. 船上的每一寸空间都是非常珍贵的。put/place a (high) premium on 高度评价，高度重视：put a premium on fraud 助长欺诈；put a premium on punctuality 很重视准时