英文關鍵字
breathe
camera
cap
caucasian
clinic
coronavirus
covid19
danger
disease
doctor
epidemic
face
female
flu
future
glass
glove
hand
hospital
infection
laboratory
lifestyle
mask
medical
microbiologist
nurse
pandemic
patients
person
portrait
professional
protection
protective
quarantine
respirator
sad
tired
uniform
virus
window
woman
work
working