The fossils at Dinosaur Cove are embedded in hard sandstone.

　　恐龍灣中的化石嵌在堅(jiān)硬的砂巖中。

　　Why did scientists want more information about the dinosaur extinctions?

　　為什么科學(xué)家們想要了解更多關(guān)于恐龍滅絕的信息？

　　The scientists also plugged the numbers for Apatosaurus, another huge plant-eating dinosaur.

　　科學(xué)家們還用上了關(guān)于另一種大型食草恐龍——雷龍的數(shù)據(jù)。

　　In the 1920s, a paleontologist discovered the fossil remains of a small dinosaur near a nest containing eggs.

　　20世紀(jì)20年代，一位古生物學(xué)家在一個(gè)裝著蛋的巢穴附近發(fā)現(xiàn)了一只小恐龍的化石遺跡。