kē / xué / jiā / zài / bó / wù / guǎn / lǐ / zǐ / xì / guān / chá / shǐ / zǔ / niǎo / huà / shí

科学家在博物馆里仔细观察始祖鸟化石。

Scientists carefully examined an Archaeopteryx fossil in the museum.