Guo Yanhong, an official in the National Health Commission's bureau of medical administration, said at a news conference in Beijing on Wednesday that the highly infectious Omicron subvariant BA.5 can easily result in sporadic outbreaks in a short period of time.

国家卫生健康委员会医疗管理局官员郭燕红周三在北京的新闻发布会上表示，传染性强的奥米克隆亚型 BA.5 很容易在短时间内导致零星疫情。