二维码 èrwéimǎ 2D barcode
2D barcode; matrix code; (esp.) QR code
How to remember 二维码: 二 two + 维 to preserve + 码 number = 2D barcode.
Characters
How it is used
- The everyday word for QR code, ubiquitous in modern Chinese life for payments, menus, and sign-ups.
- Standard verb pattern: 扫二维码 (scan the QR code), 扫码支付 (pay by scanning a code).