passengers in protective masks using their devices in the subway car .
Palabras clave
subway,
passenger,
people,
reading,
guy,
epidemic,
smartphone,
lifestyle,
ethnic,
woman,
waiting,
passenger,
message,
communication,
safety,
train,
distance,
station,
young,
transportation,
urban,
subway,
underground,
man,
infection,
mask,
virus,
social,
student,
holding,
casual attire,
tour tourism,
mobile phone,
journey,
connection,
closeup,
metropolitan,
traveler,
device,
electronic,
contraption,
watching,
vacation,
wi-fi,
bag,
pneumonia,
standing,
smart,
space,
attractive
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