bó / wù / guǎn / lǐ / zhǎn / chū / le / yì / bǎ / bǎo / cún / wán / hǎo / de / gǔ / dài / cháng / gōng博物馆里展出了一把保存完好的古代长弓。A well-preserved ancient longbow is on display in the museum.