Another area of concern for CFTC regulators is whether the owners of crude-oil storage tanks use their knowledge to make bets on oil-futures markets.是什么意思_Another area of concern for CFTC regulators is whether the owners of crude-oil storage tanks use their knowledge to make bets on oil-futures markets.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句