yóu / kè / yán / zhe / chéng / qiáng / zǒu / jìn / nèi / chéng / cān / guān / gǔ / dài / gōng / diàn / yí / zhǐ

游客沿着城墙走进内城，参观古代宫殿遗址。

Visitors walked through the city wall into the inner castle to see the ancient palace ruins.