英文關鍵字
adult
airport
arrive
attache
bag
black
business
businessman
carrying
case
climb
depart
escalator
event
fast
finance
flight
going
increase
isolated
jacket
journey
labor
looking
man
manager
modern
move
moving
person
staircase
stairs
stairway
station
subway
success
suit
suitcase
talking
terminal
tie
trade
travel
traveler
trip
trolley
urban
walk
work