备案码必须买云服务器吗?看完这篇少花冤枉钱!备案码申请与云服务器,揭秘无需额外花费的真相
Must a cloud server be purchased for the filing code? Read this and save money from unnecessary expenses! Application for filing code and cloud server: Unveiling the Truth behind no extra cost
以上为机器翻译结果，长、整句建议使用 人工翻译 。