Rising SARS-CoV-two Variants have produced COVID-19 convalescents at risk of re-infection and possess raised worry concerning the efficacy of inactivated vaccination in neutralization versus emerging variants and antigen-precise B cell reaction. 这样的炒作，基本上得益的就是媒体。比如，刻意放大大妈们的影响，歪曲歌手唱歌讽刺，制造话题，让自己的媒体刻意博取更多的眼球，更多的关注。 有道是... https://bihao.xyz