英文關鍵字
elevator
contactless
system
technology
payment
card
smartphone
nfc
pos
terminal
faucet
antiseptic
dispenser
toilet
glucometer
hand
dryer
intercom
door
handle
switch
thermometer
purchase
courier
store
delivery
transaction
mobile
pay
gadget
device
computer
electronic
pass
buy
paying
phone
app
application
key
icon
motion
animation
hd
animated