Ключевые слова: blue, business, car, carriage, chair, comfort, comfortable, commuting, compartment, contemporary, corridor, disinfection, electric, empty, europe, express, fast, indoor, infectious, inside, intercity, interior, italy, journey, metro, modern, nobody, pandemic, passenger, passenger train, protection, public, public transport, railroad, railway, rapid, seat, social, subway, tourism, train, transit, transport, transportation, travel, trip, urban, wagon, window,