英文關鍵字
adult
apron
background
bar
business
cafe
card
cashbox
cashier
checkout
coffee
computer
counter
credit
digital
display
equipment
hand
happy
holding
internet
job
man
manager
modern
monitor
order
owner
paying
payment
point
pub
register
restaurant
retail
screen
service
shop
small
store
system
tablet
technology
terminal
touch
touchscreen
using
waiter
young