機器
age
aged
ancient
antique
banking
black
business
buttons
buy
cash
cashier
closeup
coin
currency
economics
economy
finance
financial
income
invest
isolated
lever
market
mechanic
money
object
obsolete
old
oldfield
outcome
paying
price
purchase
register
registry
retail
retro
revival
sale
sell
selling
shopping
store
tax
trading
transaction
vintage
wealth
white