英文關鍵字
abundance
background
bank
banking
banknote
bill
business
button
calculating
cash
collapse
commercial
count
counter
counting
crash
credit
currency
debt
device
electrical
electronic
equipment
euro
falling
fifty
finance
greed
instrument
investment
isolated
lots
machine
macro
money
number
paper
rich
savings
security
service
sign
spend
success
tax
turn
wealth