英文關鍵字
2019
abstract
animation
art
background
bacteria
biology
blood
cell
cells
chinese
concept
corona
coronavirus
covid
design
disease
doctor
epidemic
flu
green
health
illness
infect
infection
macro
man
medical
medicine
micro
microbe
microbiology
microscope
microscopic
ncov
organism
pandemic
pneumonia
red
rendering
sars
science
sick
sickness
symptoms
viral
virology
virus