Why QR Codes Are Still Everywhere

为什么二维码依然无处不在

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QR codes remain popular because they store more data than traditional barcodes in less space.

二维码依然流行，因为其在更小空间内可存储比传统条形码更多的数据。
Modern smartphones decode them instantly using built-in cameras and software—not special apps.

现代智能手机仅凭内置摄像头和软件即可即时解码，无需专用应用。
Restaurants use them for contactless menus, reducing paper waste and physical touchpoints.

餐厅用二维码提供无接触菜单，减少纸张浪费和物理接触点。
Museums embed them in exhibit labels to link visitors to audio guides or 3D models.

博物馆将二维码嵌入展品标签，引导参观者链接至音频导览或3D模型。
Farmers attach QR tags to produce so buyers can trace food from field to shelf.

农民为农产品贴上二维码标签，让消费者追溯食物从田间到货架的全过程。
Each code can be updated remotely, meaning content changes without reprinting physical materials.

每个二维码都可远程更新，内容变更无需重印实体材料。
They work offline too, unlike many app-based systems that require constant internet access.

二维码也支持离线使用，不像许多依赖持续网络连接的应用系统。
Security has improved: encrypted QR links now verify destinations before opening web pages.

安全性已提升：加密的二维码链接会在打开网页前验证目标地址。
Even small businesses rely on them for quick access to reviews, payment portals, or loyalty programs.

就连小型企业也依赖二维码，快速接入用户评价、支付入口或会员计划。
Their simplicity, low cost, and universal compatibility ensure continued relevance across industries.

其简洁性、低成本及通用兼容性，确保了它在各行业持续适用。