英文關鍵字
bag
bank
banking
bill
bitcoin
business
buy
cash
commerce
concept
crypto
cryptography
currency
deal
digital
dollar
economy
electronic
exchange
finance
financial
forex
gold
golden
hand
investment
man
market
metal
money
net
network
offline
pay
payment
rich
sell
sign
skam
stock
symbol
trade
transaction
transfer
treasure
usd
virtual
wealth