Airlines, train companies and transit systems are increasing their cleaning routines to keep people safe from coronavirus, but surfaces like subway poles and escalators can become contaminated quickly.
원문출처 : https://www.cnn.com/videos/travel/2020/03/09/airplane-cruise-cleaning-traveling-coronavirus-travel-orig-ch.cnn
원문출처 : https://www.cnn.com/videos/travel/2020/03/09/airplane-cruise-cleaning-traveling-coronavirus-travel-orig-ch.cnn