機器
3d
bank
banking
business
buy
card
cashless
check
checkout
cheque
commerce
commercial
confirm
consumerism
contactless
credit
currency
customer
debit
device
digital
electronic
finance
financial
isolated
mobile
money
nfc
pay
paying
payment
phone
pos
purchase
reader
rendering
retail
sale
service
shop
shopping
store
technology
terminal
transaction
transfer
wallet
white
wireless