機器
adult
banking
business
buy
buying
card
cashier
checkout
communication
computer
connection
consumer
consumerism
convenience
counter
credit
customer
debit
device
digital
electronic
employee
finance
hand
holding
lifestyle
male
man
modern
nfc
pay
paying
person
purchase
reader
register
restaurant
retail
sale
security
service
shop
shopping
store
swipe
technology
terminal
transaction
wallet