英文關鍵字
asset
barrel
benefit
black
bonus
business
cash
cask
chemical
container
crude
cylinder
debt
dividend
dollar
earning
economy
energy
environment
financing
fluid
fossil
fuel
funds
hazard
hydrocarbon
incentive
income
industry
investment
liquid
metal
mineral
money
moneygami
oil
payment
petroleum
profit
profitability
saving
ship
steel
storage
substance
tank
taxes
trade
wealth