premiumn.额外费用;奖金;保险费n.(商)溢价adj.高价的;优质的
premium on bonds债券溢价
premium on money贴水
premium charging优惠收费
premium benefits溢出效益
premium discount保费折扣
premium of trades交易溢价
premium transport加价运输
premium structure保费结构
premium motor oil高级车用汽油
premium insurance保险费