This is the 2710th most frequent Chinese word.
信用卡
Credit card.
The term '信用卡' is used here to denote the object, a credit card, employed to make payment as an instrument of financial transaction.
我今天用信用卡付了账。
I used a credit card to pay today.
In this context, '信用卡' serves as the subject of the action, highlighting requirements and processes related to obtaining such financial tools.
申请信用卡需要提供工作证明。
Applying for a credit card requires providing a proof of employment.
Here, '信用卡' is the object of the implied actions regarding its usage, emphasizing responsible financial behavior.