英文關鍵字
account
adult
attractive
bank
banking
boomer
business
buy
buying
card
cash
checkout
computer
connect
credit
customer
debit
digital
display
elder
electronic
finance
financial
hands
holding
home
internet
male
man
mobile
ordering
pad
pay
paying
payment
phone
portable
purchasing
retired
screen
shop
smart
smartphone
technology
touchscreen
transaction
typing
using