中文：

快捷支付是一种方便快捷的支付方式，现在已经广泛应用于线上和线下的支付场景中。它不仅支持银行卡支付，还支持移动支付，如支付宝、微信支付等。快捷支付的主要功能是实现了快速、简便的支付过程，避免了传统支付方式繁琐的步骤和时间。

首先，快捷支付可以绑定多张银行卡，用户只需要输入银行卡号和手机验证码，就可以完成支付过程。同时，用户也可以在支付过程中选择不同的银行卡，方便实现多卡支付。

其次，快捷支付还支持移动支付。用户只需要在手机上安装支付应用，并绑定银行卡或支付宝、微信等账户，就可以在手机上完成支付。这种支付方式不仅方便快捷，还避免了携带大量现金和银行卡的麻烦。

此外，快捷支付还具有查询和管理的功能。用户可以通过支付应用查询支付记录和交易明细，随时掌握自己的财务状况。同时，用户还可以在应用中管理自己的支付密码和安全设置，保障账户的安全性。

总的来说，快捷支付具有绑定多张银行卡、支持移动支付、查询和管理等多种功能，为用户提供了更加方便快捷的支付体验。同时，也提高了交易的效率和安全性。

英文：

Quick payment is a fast and convenient way to pay, which is now widely used in online and offline payment scenarios. It not only supports bank card payment, but also supports mobile payment, such as Alipay and WeChat Pay. The main function of quick payment is to achieve a fast and simple payment process, avoiding the traditional payment methods' tedious steps and time.

Firstly, quick payment can bind multiple bank cards. Users only need to enter the bank card number and mobile phone verification code to complete the payment process. At the same time, users can also choose different bank cards in the payment process to facilitate multi-card payment.

Secondly, quick payment also supports mobile payment. Users only need to install the payment application on their mobile phones, and bind their bank cards or accounts such as Alipay and WeChat, then they can complete the payment on their mobile phones. This kind of payment method is not only convenient and fast, but also avoids the trouble of carrying a lot of cash and bank cards.

In addition, quick payment also has the function of query and management. Users can query the payment records and transaction details through the payment application at any time, so as to grasp their own financial situation. At the same time, users can also manage their own payment passwords and security settings in the application to ensure the security of their accounts.

In general, quick payment has the functions of binding multiple bank cards, supporting mobile payment, querying and managing, which provide users with a more convenient and efficient payment experience. Simultaneously, it also improves the efficiency and security of transactions.