英文關鍵字
activity
banking
bill
business
buy
cafe
card
checkout
coffee
communication
connect
contactless
customer
debit
device
digital
electronic
finance
gadget
girl
machine
mobile
money
nfc
outdoor
outside
pay
paying
payment
people
point
pos
restaurant
retail
rfid
sale
shop
smart
store
sync
technology
terminal
transaction
wallet
watch
wear
wearable
wireless
woman
wristwatch