英文關鍵字
access
accessibility
architecture
automatic
bench
building
business
card
city
closed
contemporary
control
design
door
doorway
electronic
entrance
equipment
exit
gate
gateway
gray
hall
indoors
industrial
leaving
machine
metallic
metro
modern
office
permit
portal
public
rail
railway
reader
row
safe
scan
secure
security
stainless
steel
stile
stop
technology
ticket
tourniquet
turnstile