英文關鍵字
bank
banking
business
card
cash
cashless
check
checkout
chip
client
commercial
contactless
credit
debit
design
device
display
electronic
equipment
finance
finances
financial
hand
keyboard
keypad
machine
magnetic
male
merchant
money
number
paying
payment
pin
plastic
pos
purchase
reader
retail
safety
sale
sell
service
sign
smart
stripe
terminal
transaction
transfer