英文關鍵字
2019
anti
antiviral
bandage
breath
breathing
care
chinese
clinic
corona
coronavirus
cough
covid
danger
disease
doctor
epidemic
equipment
evaporation
face
flu
gauze
health
home
hospital
human
ill
illness
individual
infection
influenza
mask
medic
medicine
ncov
nurse
occupation
pandemic
poster
prevention
professional
protection
protective
quarantine
stay
surgeon
surgery
surgical
swine
uniform
virus