機器
area
auto
automated
automatic
automobile
black
blue
business
california
car
card
city
drive
exterior
fee
francisco
house
metal
paid parking
park
parking meter
pay
paying
payment
power
road
san
san francisco
sign
slot
space
spot
street
technology
ticket
time
tourism
town
traffic
transport
transportation
travel
urban
usa
vehicle
view
white