機器
adult
asian
assistant
bill
business
cash
cashier
changing
checkout
commercial
consumer
convenient
counter
customer
duty
electronic
employee
employment
female
girl
grocery
happiness
happy
indonesian
indoors
job
mart
modern
money
occupation
paying
person
price
product
register
retail
seller
selling
service
shop
smiling
store
supermarket
technology
uniform
woman
working
young