常見例句雙語例句Usually, switching to the mid-grade or premium-grade gasoline will remove the knock.通常，切換到中等或以超值的汽油會刪除敲。權(quán)威例句According to the EPA, a motorist who drives the Volt exclusively on electric power will pay an estimated 4 cents per mile in energy costs, while one who never recharges the battery and runs the car exclusively on gasoline (with premium grade required) will pay 9 cents per mile.FORBES: Living With A Chevrolet VoltIt takes a double-size margin on premium gas, but the highest grade represents only 2% of its gasoline sales, versus 7% industrywide.FORBES: Inconvenience 返回 premium grade gasoline