[] the lowest price that a buyer can buy sth for; the highest price that a seller can sell sth for 最佳价格（即买方能买进的最低价格或卖方能卖出的最高价格）◆How do you get the best insurance policy at the best price? 你如何以最低的价格获得最好的保险单？◆These are the best-price flights for those dates. 这些航班是那些日子里的最优惠航班。