機器
background
bank
banking
business
buy
buying
card
cash
cashless
character
checkout
concept
contactless
credit
credit card
customer
employee
finance
mobile
money
nfc
pay
paying
payment
payment terminal
people
person
pos
purchase
reader
retail
sale
saleswoman
service
shop
shopping
store
supermarket
technology
terminal
transaction
transfer
uniform
wireless
woman
working
young