This is the 1988th most frequent Chinese word.
码
"码" means "code," "number," or "yard" depending on the context.
In this sentence, '码' refers to 'code' as in 'QR code', indicating a structured piece of information readable by devices.
二维码非常方便支付。
QR codes are very convenient for making payments.
Here, '码' is part of '邮政编码' (postal code), signifying an identification sequence for postal services.
请告诉我地址的邮政编码。
Please tell me the postal code of the address.
In this usage, '码' refers to 'program code', highlighting its role in software and programming contexts.