[사진] 바이러스 (virus, virus disease, the influenza virus, a flu bug, a bacterial virus)

 

[사진] 바이러스 (virus, virus disease, the influenza virus,  a flu bug, a bacterial virus)

 

 

#바이러스, #세균, #virus, #disease, #influenza, #flu, #bug, #bacterial, #감염, #전염병