英文關鍵字
traffic
light
night
shows
red
warning
color
stop
burning
careful
caution
change
control
crossroads
danger
device
direction
driveway
driving
electricity
electronic
fast
glow
glowing
hippodrome
illumination
infrastructure
intersection
lamp
nobody
race
racers
racetrack
ready
road
run
safety
signal
signalization
signalizing
stoplight
tool
track
traditional
transportation
wait
way