英文關鍵字
medicine
doctor
hospital
health
pandemic
covid19
coronavirus
mask
virus
man
protection
male
uniform
tired
epidemic
profession
clinic
care
disease
medical
portrait
protective
overworked
outbreak
professional
infection
treatment
help
face
experienced
pain
shortage
problems
chemist
contamination
reaction
exhausted
visor
men
flu
job
scientist
pneumonia
planning
hd