当时发现之后立刻发了邮件，请求必应工程师调查并给出原因。

最近得到了回复，没说啥原因，然后解封了。

Thank you for your patience!

I am happy to inform you that the issue related to your site https://blog.jiawei.xin/ has been resolved.

If your site is not crawled or indexed, it may take up to 2-3 weeks for your site to serve again. Additionally, you can submit your URL using IndexNow feature to get them recrawled faster.

Please review our Webmaster Guidelines, especially the section Things to Avoid, to avoid this in the future.

Please let me know if you have any follow-up questions or concerns and I would be more than happy to assist. 

Take care and stay safe!

Sincerely,

Bing Webmaster Support Team