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