The national Lundberg Survey put a gallon of gas at $2.47, the cheapest place for gas is Cheyenne, Wyoming, where it will cost you $2.16 a gallon to fill up.是什么意思_The national Lundberg Survey put a gallon of gas at $2.47, the cheapest place for gas is Cheyenne, Wyoming, where it will cost you $2.16 a gallon to fill up.在线翻译_英语_读音_用法_例句