英文關鍵字
adult
behind
city
citylife
commute
commuter
commuting
departing
departure
destination
direction
empty
guy
halfempty
heading
leaving
life
lifestyle
male
man
means
metro
motion
movement
opposite
passenger
passing
person
platform
public
railroad
railway
routine
station
stop
student
subway
system
town
track
train
transport
transportation
travel
trip
tunnel
underground
urban
walking
young