機器
bank
bill
business
buy
cafe
cell
cellphone
checkout
commercial
computer
consumerism
convenient
customer
debit
device
easy
electronic
finance
girl
hold
keypad
laptop
mobile
modern
money
nfc
number
outdoor
outside
pay
paying
payment
phone
pos
purchase
qr
reader
restaurant
retail
rfid
sale
shop
shopping
smart
smartphone
terminal
transaction
transfer
woman