会员卡的英文：
membership card

参考例句：

Those who hold the membership card can get a discount on the purchase of cosmetics.
持有会员卡的顾客在购买化妆品时可以享受优惠折扣。

membership是什么意思：
n. 会员身份；成员资格

Application Form for New Membership/Renewal of Membership
新会员申请表/会员换证申请表

Committee of Universal Membership
全体会员国委员会

He lapsed his membership.
他的会员资格已失效。

Membership is not assignable and not inheritable.
社员资格是不可转让和不可继承的。

The Appellate Body membership shall be broadly representative of membership in the WTO
上诉机构的成员资格应广泛代表WTO的成员资格。

card是什么意思：
n. 硬纸片；卡片；明信片；纸牌；银行卡；信用卡；赛事安排；王牌
v. 记于卡片上

A card stacker in card sorter.
卡片分类机中的一种接卡箱。

Carding is accomplished by wire cards or granular cards.
梳棉工作是由梳理针布或微粒针布完成的。

an ace at cards
玩纸牌的高手

(of cards) a joker
丑角牌

carding machine
纺织业