2021年CRI 英国和南非激增病例背后的新冠状病毒株（在线收听）

New COVID strains behind surge cases in UK and South Africa

Both the UK and South Africa have found new variants of COVID-19 but the positive news is, the WHO says the new strains won’t affect the efficiency of testing kits, a confidence echoed by Chinese experts. At the same time, pharmaceutical companies are also testing their vaccines against these new strains of the virus and their results are expected in the coming weeks.