| 词汇 | chip and pin |
| 释义 | chip and pinˌchip and ˈpin noun [uncountableU] a system for credit cards and debit cards, in which the card has a chip containing a secret number that only the owner of the card knows. The owner has to use this number every time the card is used. The secret number makes it more difficult for people to use the card if it has been stolen 芯片密码系统〔信用卡和借记卡使用的系统，卡主每次用卡时都需输入密码〕 Most shoppers prefer chip and pin to the old system. 与老系统相比，大多数顾客都更喜欢芯片密码系统。 |
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