英文密切接触可包括接吻或共用餐具

1. 核心事实剥离

• 事件本质：CDC官员Dr Brendan Jackson对"密切接触"进行公共卫生定义说明（共用餐具、接吻、肢体接触、6英尺内约15分钟），属于基础公共卫生教育内容，无新政策/疫情爆发/市场相关公告。〔SRC:"Close contact could involve kissing or sharing eating utensils... Dr Brendan Jackson of the CDC says close contact is usually considered to involve the exchange of bodi