英文關鍵字
line
icon
animation
pandemic
mass
disease
illness
virus
spreading
global
worldwide
epidemic
infection
biohazard
hazard
healthcare
medical
health
covid
problem
issue
linear
motion
graphic
pictogram
hd
video
thin
logo
outline
loop
art
contour
drawing
animated
illustration
concept
web
symbol
flat
lineart
isolated
design
sign
item
dynamic
simple
dark