英文關鍵字
2019ncov
air
allergic
bacteria
blue
chinese
city
clinic
concept
coronavirus
covid19
disease
empty
epidemic
face
flu
girl
health
ill
illness
infect
infection
kid
mask
medical
medicine
outside
pandemic
people
portrait
protection
quarantine
respiratory
seasonal
sick
sickness
spread
sterile
street
symptom
virus
woman
wuhan
young