英文關鍵字
anonymous
bank
banking
bit
bitcoin
business
buy
cash
coin
commerce
concept
conceptual
crypto
cryptocurrency
cryptography
currency
cyberspace
ebusiness
ecommerce
economy
electronic
exchange
fiat
finance
financial
girl
gold
golden
hold
international
internet
isolated
ltc
market
metal
monetary
money
net
network
pay
payment
people
sign
smile
symbol
trade
virtual
web
woman