smart card

smart-card的词性：
n.（名词）

1. A plastic card resembling a credit card that contains a computer chip, which enables the holder to perform various operations, such as mathematical calculations, paying of bills, and the purchasing of goods and services.
智能卡：一种类似信用卡的装有计算机芯片的塑料卡片，它能使所有者进行各种操作，如数学运算、付款和购买物品或服务