英文關鍵字
and
area
barricade
barrier
barriers
beach
boundary
cancelled
caution
closed
coronacrisis
coronavirus
covid
crime
danger
dangerous
entrance
entry
epidemic
for
forbidden
global
infection
line
lockdown
outbreak
pandemic
pass
police
prevention
protect
protection
quarantine
red
restrict
restricted
restriction
ribbon
risk
safety
sand
scene
security
sign
stop
stripe
striped
tape
vacation
virus
warning
white
zone