英文關鍵字
access
air
area
attention
attract
background
ban
barrier
black
building
circle
close
concept
construction
crossed
danger
dangerous
day
enter
entrance
fence
fenced
figure
forbidden
forbidding
icon
nopass
notification
number
open
outside
pass
path
person
prevent
red
restricted
road
round
safety
security
sign
stands
stop
street
summer
sunny
symbol
traffic
transport
travel
vid
video
walk
warn
warning
white
wind
windy