英文關鍵字
passengers
enjoying
trip
bus
metro
traveling
public
transport
metropolitan
train
trolleybus
characters
urban
transportation
people
man
woman
male
female
commuter
subway
person
adult
girl
city
ride
seats
service
sitting
travel
citizen
station
tram
standing
ticket
transfer
tramway
traffic
underground
transit
lady
commute
handrail
carriage
traveller
phone
motion
graphic
animation
hd