機器
application
bank
banking
business
buy
card
cardreader
cart
cashless
checkout
chip
code
commerce
consumerism
contactless
credit card
deal
electronic
equipment
finance
financial
key
keyboard
merchant
micro
mobile
money
nfc
pay
payment
phone
pin
pos
reader
retail
scanner
screen
security
sensor
shopping
smart
smartphone
terminal
touchless
transaction
wallet