TheSARS-CoV-2isanenvelopedβ-coronavirus,circularorellipticalparticlediameterofabout60~140nm,hangataepleomorphic,ho hlakile hore e fapane le SARS-CoVandMERS-CoVingeneticcharacteristics. ho kenyelletsa feberu, mokhathala le matšoao a mang a tsamaiso, a tsamaellanang le sekhohlela, dyspnea, joalo-joalo, tse ka holang kapele ka pneumonia e matla, ho hema ka thata, acuterespiratorydistresssyndrome, septic shock, ho hloleha hoa litho tse ngata, tse tharo. lefu la reacid-basemetabolism, le le sokelang bophelo.SARS-CoV-2 e tsebisitsoe ka mokhoa oa phetisetso ka marotholi a phefumolohang(ho ethimola, ho khohlela, joalo-joalo) le ho ikopanya hthevirus,rubbingeyes, joalo-joalo).SARS-CoV-2ha e utloane le mahlaseli a kotsi a kotsi,' me e ka sebelisoa ka 56℃ ka metsotso e 30 le ka kefatso e qhibilihang e rarollotsoeng ventsuchasethylether, 75% ethanol, chlorine disinfectant,peraceticacid le chloroform.