機器
6
apartment
architecture
background
building
business
button
communication
computer
construction
data
desktop
digitally
display
down
electrical
electronics
elevator
equipment
floor
graphic
high
hotel
industrial
industry
information
inside
journey
level
lift
metal
monitor
number
office
panel
press
professional
push
screen
show
silver
speed
technical
technology
transport
up
view
visual
wait