新型冠状病毒复制出新的突变株 “奥米克戎”. 截至 11 月 28, 南非, 以色列, 比利时, 意大利, 英国, 奥地利, 和香港, 中国, 监测了该突变菌株的输入. 我国其他省市尚未发现该突变株的输入. 多国升级抗疫措施 …

In December, pneumonia in COVID-19 is still raging all over the world, and new confirmed cases in many countries have reached a new high in recent days. According to the latest data, 多于 68 million people have been diagnosed with infection and over 1.55 million people have died in the world. Although “there is still a long way to …