英文關鍵字
airport
automated
automatic
buy
city
departure
destination
electronic
information
journey
life
lot
machine
metro
modern
order
parking
pass
passenger
pay
paying
payment
point
public
rail
railway
registration
screen
self
service
smart
station
subway
technology
terminal
ticket
ticketing
tourism
tourist
train
transaction
transport
transportation
travel
trip
underground
urban
using
vacation
woman