機器
appliance
atm
bar
bartender
bill
business
businessman
buy
buying
cafe
card
cashier
caucasian
check
checkout
close up
concept
consumerism
contactless
corporate
credit
customer
device
executive
financial
hand
holding
lifestyle
modern
money transfer
nfc
order
pay
payment
people
person
purchase
reared
refreshment
restaurant
suit
technology
terminal
transaction
unrecognizable
using
waiter
wireless
work