英文關鍵字
2019
accuracy
analyzing
biology
blue
brutal
clinic
concept
coronavirus
cross
cut
disease
doctor
epidemic
film
health
heart
indoor
infected
infection
lifestyle
look
man
mask
medical
n1h1
ncov
outer
protection
protective
pseudorabies
recent
respirator
safety
scanning
scientist
scrutiny
unexplainable
uprush
virologist
virus
wearing
xray