Brazilian Snake Venom Could Help Fight COVID-19
Nọc Rắn Bra-xin Trợ Chiến Chống COVID-19
Intermediate Level
https://www.facebook.com/le.quocan.146/videos/374236834313784
Dan Novak
Leonardo Benassatto reported this story for Reuters.
Dan Novak adapted it for Learning English.
Susan Shand...
