chēxiāng lǐ méiyǒu rén huídá ， zhǐyǒu chēlún hé lùmiàn mócā de shēngyīn 。

车厢里没有人回答，只有车轮和路面摩擦的声音。

No one in the carriage answered; there was only the sound of wheels on the road.