Ключевые слова: adult, air, allergy, asia, asian, awareness, background, blur, care, caution, china, concept, contagious, corona, coronavirus, danger, dangerous, disease, epidemic, face, filter, flu, health, human, hygienic, illness, infection, infectious, isolated, male, man, mask, medical, person, pneumonia, prevent, prevention, protect, protection, protective, quarantine, respiratory, risk, safety, shadow, sick, virus, wear, white, white background,