機器
art
bank
banking
bracelet
buy
card
cashless
cellphone
checkout
chip
communication
concept
consumer
contactless
debit
design
editable
electronic
field
finance
graphic
icon
illustration
isolated
line
linear
mobile
money
near
nfc
pay
paying
payment
phone
pictogram
purchase
sign
smart
supermarkets
symbol
system
technology
terminal
transaction
untact
web