英文關鍵字
airport
architecture
background
building
business
city
climb
construction
design
direction
down
electric
elevator
empty
escalator
floor
glass
handrail
haste
inside
interior
international
lift
light
mall
mechanical
mechanism
metal
modern
motion
move
movement
pedestrian
perspective
public
railing
stair
staircase
stairs
stairway
station
steel
steps
subway
technology
transport
transportation
urban