英文關鍵字
access
acorns
area
barrier
benches
broken
center
closed
construction
coronavirus
crime
danger
dangerous
deserted
distance
entrance
entry
epidemic
fallen
forbidden
leaves
line
looking
nobody
outdoors
park
passage
playground
police
prevent
prohibiting
prohibits
quarantine
red
repair
residential
risk
rook
safety
sealed
security
shopping
sign
site
social
sports
stop
streets
symbol
tape
transportation
warning
white
wildlife
wooden
zone