英文關鍵字
word
distance
text
animation
video
animated
mp4
2019-ncov
information
interface
line
feet
imprint
stand
footstep
disease
contamination
threat
social
distancing
queue
info
separation
precaution
safe
spreading
danger
advice
china
doctor
quarantine
virology
preventive
sars
viral
influenza
global
alert
patient
mask
medicine
health
epidemic
group
prevention
outbreak
hygiene
sign
icon
vector
safety
virus
coronavirus
symbol
label
pandemic
warning
infection
protection
corona
infected
people
flu
avoid
pictogram
protect
set
sticker
covid-19
covid
medical
high
quality