機器
adult
attractive
banking
barista
bartender
bill
business
card
cash
cashier
cashless
charge
charging
checkout
coffee
computer
consumerism
credit
credit card
credit card reader
customer
entrepreneur
female
financial
giving
hand
happy
horizontal
money
one person
order
pay
paying
payment
people
pub
reader
service
smiling
technology
terminal
transaction
waiter
waitress
wireless
wireless technology
with
woman
working