阿里云升级镜像总失败?5步避坑法省3小时,阿里云镜像升级失败?5招高效避坑,节省3小时
Do I always fail to upgrade the image on Alibaba Cloud? 5 steps to Avoid pitfalls and Save 3 hours: Failed Alibaba Cloud Mirror Upgrade? 5 Effective Tips to Avoid Pitfalls and Save 3 Hours
以上为机器翻译结果，长、整句建议使用 人工翻译 。