機器
background
bank
business
buy
card
cashier
cashless
charge
coffee
contactless
credit
currency
debit
device
digital
electronic
fast
finance
financial
food
insert
keyboard
keypad
mobile
modern
money
nfc
operation
pay
payment
phone
pizza
plastic
pos
purchase
reader
retail
sale
screen
service
store
successful
swipe
technology
terminal
transaction
white
wooden