Ключевые слова: air, allergy, asia, asian, background, bacteria, beautiful, care, caucasian, city, coronavirus, crowd, dangerous, disease, epidemic, face, female, flu, girl, health, human, illness, infection, influenza, mask, masks, medical, outbreak, outdoor, pandemic, people, pollution, prevention, protect, protection, protective, quarantine, safety, sick, street, tourism, urban, virus, woman, worry,