Loyalty card
01
忠诚卡, 会员卡
a card given by a business to customers as a reward for their repeat purchases, which can be used to earn discounts on future purchases
例子
The coffee shop offers a loyalty card to regular customers, giving them a free drink after a certain number of purchases.
咖啡店向常客提供忠诚卡，在购买一定次数后赠送一杯免费饮料。
