英文關鍵字
air
allergy
animation
breath
breathe
breathing
care
contact
contamination
corona
cough
cute
danger
dangerous
epidemic
epidemiology
flu
health
healthcare
human
hygiene
icon
ill
illness
immunity
infected
influenza
man
mask
old
pandemic
patient
people
protect
protection
quarantine
risk
safety
secure
sick
sickness
symbol
syndrome
treatment
video
viral
virus
viruses
young