英文關鍵字
adult
arrival
caucasian
corona
coronavirus
covid
covid19
disease
epidemic
face
facial
female
flu
health
human
illness
infection
influenza
lady
mask
measures
medical
medicine
outbreak
pandemic
passenger
person
pneumonia
pollution
portrait
prevent
prevention
protect
protection
protective
public
putting
quarantine
respiratory
sick
sickness
tourist
transport
travel
traveler
travelers
vacation
virus
voyagers
woman