zhè / jiàn / míng dài / de / qīng huā / cí píng / shì / bó wù guǎn / de / zhèn guǎn / zhī / bǎo这件明代的青花瓷瓶是博物馆的镇馆之宝。This blue-and-white porcelain vase from the Ming Dynasty is the museum’s treasure.