青年中文hadrosaurs的意思
hadrosaurs中文翻譯：
n.[古生]鴨嘴龍（一種長有鴨嘴的恐龍）
chadron schools───chadron學校
chadron ne weather───chadron ne天氣
chadron real estate───查德龍房地產
chadron state college───查德隆州立學院
hadrosaurus───n.鴨嘴龍
19 species assinged to 10 genera belonged 7 families. They are assosiated with Hadrosaurs, Tyrannosaurs, Sauropods, Charophytes, Sporopollen and trace fossils et al.───7科、10屬、19種之多，且與霸王龍、鴨咀龍、蜥腳類及輪藻、孢粉、痕跡化石等共生。
surprise, they found that only one group suffered from cancer-the hadrosaurs, or "duck-billed" dinosaurs. 29 benign tumors were found in the tail bones of 97 animals.───驚奇的是，僅有一組恐龍是癌癥的受害者——它就是鴨嘴龍。研究人員在97個恐龍的尾骨里發現了29個良性腫瘤塊。
But there was a problem with this finding: fossils show no evidence that hadrosaurs could hop.───但是發現中還存在一個問題：鴨嘴龍化石中并沒有找到表明它可以跳躍的證據。
The result, Manning said, implies that scientists may have been underestimating the size of hadrosaurs and other dinosaurs.───最后，曼寧說，意味著科學家可能已低估了鴨嘴龍和其他恐龍的大小。
"For millions of years, until their extinction at the end of the Cretaceous, duck-billed dinosaurs, or hadrosaurs, were the world's dominant herbivores, " Purnell said.
Many hadrosaurs in other parts of the world had head ornamentations, or crests , but Edmontosaurus did not.