Ключевые слова: 2021, airplane, airplane security, airport security, airport terminal, antigen, black, blue, bottle, care, coronavirus, depression, desire, earth, earth globe, emotions, epidemic, excitement, fear, flu, flying, freedom, furious, global, happy, hope, horizontal, illness, injection, mask isolated, medical test, medicine, over, planet earth, prevention, quarantine, quick, sars virus, solution, space, test, tourism, trust, vaccination, vaccine, virus, virus protection, vui20201201, world security, world travel,