英文關鍵字
american
dollar
russian
ruble
money
exchange
rate
currency
selling
concept
russia
banknote
finance
economy
industry
hundred
background
financial
business
recession
war
bank
inflation
profit
banking
banknotes
cash
savings
investment
buy
payment
dropping
trade
commerce
market
transfer
credit
loss
usa
sanction
military
collapse
rouble
federation
price
power