機器
atm
bank
banking
business
buy
buying
card
cash
cashier
checkout
chip
code
commercial
consumerism
credit
credit card
customer
debit
device
electronic
entering
entering pin
expense
finance
financial
hand
keyboard
magnetic
money
password
paying
payment
pin
plastic
purchase
reader
receipt
restaurant
retail
sale
sell
shop
store
technology
terminal
transaction