英文關鍵字
100
background
benjamin
bill
black
budget
bulb
business
buy
cash
computer
count
currency
dollar
dollars
easy
economy
electric
electricity
energy
expenses
finance
financial
for
franklin
hands
high
house
hundred
incandescent
innovation
internet
investment
keyboard
lamp
laptop
light
money
online
pay
power
price
rate
saving
supply
tariff
technology
usa
website
white
work