A novel virus is one that has not previously been recorded. It may be a virus that's isolated from its pure reservoir or isolated as the results of unfold to an animal or human host where the virus had not been determined prior to. 国家安全国家安全部组织召开中央和国家机关国家安全人民防线建设工作会议 Viral infections in animals provoke https://www.youtube.com/watch?v=UnhOMQ28qKs