加载失败原因在浏览器控制台就可以看到,Chrome 会自动将 http 请求提升到 https,你图片的地址如果不支持 https,就会加载失败。
Mixed Content: The page at 'https://nanodesu.net/archives/73' was loaded over HTTPS, but requested an insecure image 'http://5pw.net/uploads/20250921/f341b5eedc2a0c21edd8bf1ce15292c7.PNG'. This request has been blocked; the content must be served over HTTPS.