英文關鍵字
2019
animated
animation
arrest
attention
background
bandit
biohazard
biology
care
cartoon
character
chinese
corona
coronavirus
covid19
danger
epidemic
footage
graphic
handcuffs
health
hospital
illustrations
infection
information
isolated
mascot
mask
medical
medicine
microbe
microbiology
microorganisms
motion
ncov
outbreak
pandemic
pneumonia
protection
respiratory
saver
science
sign
vector
video
virus
warning
white