created sense approved 安全码/安全碼 · ānquánmǎ · security code
安全码 / 安全碼
ānquánmǎ
security code
a sequence of numbers used for authentication or verification purposes, such as the CVV on a credit card
安全 (literal) → 安全 · ānquán · safety 码 (literal) → 码/碼 · mǎ · number