英文關鍵字
2019
abstract
art
backdrop
background
biology
blood
cell
china
corona
coronavirus
dangerous
dark
design
dirty
disease
epidemic
fever
flu
fractal
genetic
grunge
grungy
health
illness
illustration
infect
infection
light
material
medical
medicine
microbiology
microscopic
ncov
organic
outbreak
pandemic
pattern
red
rendering
risk
science
shine
surface
texture
virology
virus
wallpaper
wind
wuhan