英文關鍵字
2019ncov
against
background
bacteria
care
caucasian
clinic
clinical
coat
corona
coronavirus
corridor
covid19
danger
disease
distance
doctor
epidemic
facial
gloves
hall
health
hospital
illness
immunization
lab
laboratory
lockdown
mask
medical
medicine
nurse
outbreak
person
physician
practitioner
profession
protection
protective
quarantine
respiratory
surgeon
surgical
treatment
uniform
virus
white
woman
worker
young