Ключевые слова: 737, air, aircraft, airline, airplane, airport, aisle, board, business, cabin, chair, chairs, class, clean, commercial, coronavirus, corridor, covid19, crew, economy, empty, flight, fly, holiday, indoor, inside, interior, jet, journey, light, luggage, nobody, outbreak, overhead, passenger, people, plane, row, seat, seating, service, sky, tourism, tourist, transport, transportation, travel, trip, window, woman,