zhè / zuò / gǔ / chéng / zài / táng / dài / yí / dù / jí / shèng / hòu / lái / yīn / zhàn / luàn / zhú / jiàn / shuāi / luò

这座古城在唐代一度极盛，后来因战乱逐渐衰落。

This ancient city reached its peak during the Tang dynasty but gradually declined after wars.