本意是好,不过我觉得实行起来未必有效。
Alpha variant: B.1.1.7 variant spotted in the UK in September 2020
Beta variant: B.1.351 variant first found in south Africa in May 2020
Gamma variant: P.1 variant first spotted in Brazil in November 2020
Epsilon variant: B.1.427/ B.1.429 variant spotted in USA in March 2020
Zeta variant: P.2 variant found in Brazil in April 2020.