cháng tú / jià shǐ / qián / chē zhǔ / kě yǐ / xiān / chá kàn / chē liàng / de / shí jì / yóu hào长途驾驶前,车主可以先查看车辆的实际油耗。Before a long drive, the owner can first check the vehicle's actual fuel consumption.