英文關鍵字
adult
brunette
casual
caucasian
city
coat
coronavirus
covid
covid19
crosswalk
disease
epidemic
face
female
footpath
illness
indoor
infection
looking
mall
mandatory
mask
medical
one
pandemic
passerby
pedestrian
people
person
places
portrait
protection
protective
public
quarantine
standing
street
subway
townswoman
tunnel
underpass
urban
virus
walk
walking
walkway
wearing
woman
wrapping