zhè / tiáo / tiě lù xiàn / lián jiē / yán hǎi / gǎng kǒu / hé / nèi lù / chéng shì / chéng dān zhe / dà liàng / huò yùn / rèn wù

这条铁路线连接沿海港口和内陆城市，承担着大量货运任务。

This railway line connects coastal ports with inland cities and handles a large amount of freight.