英文關鍵字
bank
banking
banknotes
bills
bitcoin
block
blockchain
business
chain
change
coin
commerce
cryptocurrency
cryptographic
currency
data
decentralized
digital
economic
economy
euro
european
exchange
fiat
finance
financial
gold
golden
industry
internet
investment
market
mining
modern
money
motion
paper
paying
payment
savings
slow
success
symbol
system
technique
technology
trading
union
virtual
wealth