píngjiè / bǎocún / wánhǎo / de / shíkū / yìshù / zhè / zuò / gǔchéng / chíyù / zhōngwài / chéngwéi / yóukè / liǎojiě / dāngdì / lìshǐ / de / chuāngkǒu

凭借保存完好的石窟艺术，这座古城驰誉中外，成为游客了解当地历史的窗口。

Thanks to its well-preserved grotto art, this ancient city is renowned in China and abroad and has become a window for visitors to learn about the local history.