hadrosaurs

简明释义

英[ˈhædrəsɔː(r)]美[ˈhædrəsɔːr]

n. [古生] 鸭嘴龙（一种长有鸭嘴的恐龙）

英英释义

单词用法

同义词

反义词

例句

1.The fossil dinosaur eggs included 19 species assinged to 10 genera belonged 7 families. They are assosiated with Hadrosaurs, Tyrannosaurs, Sauropods, Charophytes, Sporopollen and trace fossils et al.

据初步统计，已有7科、10属、19种之多，且与霸王龙、鸭咀龙、蜥脚类及轮藻、孢粉、痕迹化石等共生。

2.Much to their 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.

另科学家十分惊奇的是，仅有一组恐龙是癌症的受害者——它就是鸭嘴龙。研究人员在97个恐龙的尾骨里发现了29个良性肿瘤块。

3.The fossil dinosaur eggs included 19 species assinged to 10 genera belonged 7 families. They are assosiated with Hadrosaurs, Tyrannosaurs, Sauropods, Charophytes, Sporopollen and trace fossils et al.

据初步统计，已有7科、10属、19种之多，且与霸王龙、鸭咀龙、蜥脚类及轮藻、孢粉、痕迹化石等共生。

4.The museum has an impressive display of hadrosaurs 鸭嘴龙 skeletons that attract many visitors.

博物馆有一个令人印象深刻的展示，展示了许多吸引游客的hadrosaurs 鸭嘴龙 骨骼。

5.In documentaries, we often see the hadrosaurs 鸭嘴龙 roaming in lush prehistoric landscapes.

在纪录片中，我们常常看到hadrosaurs 鸭嘴龙 在郁郁葱葱的史前景观中漫游。

6.Paleontologists believe that hadrosaurs 鸭嘴龙 were social animals that traveled in herds.

古生物学家认为hadrosaurs 鸭嘴龙 是群居动物，成群结队地生活。

7.The distinctive flat snouts of hadrosaurs 鸭嘴龙 helped them to graze on low-lying plants.

由于hadrosaurs 鸭嘴龙 独特的扁平鼻子，它们能够在低矮植物上觅食。

8.Fossils of hadrosaurs 鸭嘴龙 have been found in North America and parts of Asia.

在北美和亚洲部分地区发现了hadrosaurs 鸭嘴龙 的化石。

作文

The world of dinosaurs has always fascinated people, and among the diverse species that roamed the Earth millions of years ago, the hadrosaurs stand out for their unique characteristics and adaptations. Known as the 'duck-billed' dinosaurs, hadrosaurs were herbivorous creatures that thrived during the Late Cretaceous period. Their distinctive flattened snouts resemble those of modern ducks, which is how they earned their nickname. These dinosaurs were not only remarkable for their appearance but also for their social behavior and adaptability to various environments.One of the most intriguing aspects of hadrosaurs is their physical structure. They were typically large animals, some growing up to 40 feet long, with a robust body and strong legs that allowed them to travel great distances in search of food. Their teeth were specially adapted for grinding plant material, enabling them to efficiently consume a variety of vegetation, including leaves, shrubs, and aquatic plants. This dietary flexibility likely contributed to their success as a species, allowing them to inhabit different ecosystems across North America, Asia, and Europe.In addition to their impressive size and feeding habits, hadrosaurs are known for their complex social structures. Fossil evidence suggests that these dinosaurs often traveled in herds, which provided protection against predators and increased their chances of finding food. The social behavior of hadrosaurs is a subject of ongoing research, but it is believed that they engaged in various forms of communication, possibly using vocalizations or visual displays to interact with one another. This social aspect of their lives makes them particularly interesting to paleontologists who study dinosaur behavior and ecology.Another fascinating feature of hadrosaurs is their remarkable adaptability to changing environments. Fossils have been found in a variety of sedimentary rocks, indicating that they lived in diverse habitats ranging from coastal regions to inland forests. This adaptability likely played a crucial role in their survival during periods of environmental change, such as fluctuations in climate or vegetation availability. Moreover, the presence of hadrosaurs in different geographical locations provides valuable insights into the migration patterns and dispersal of dinosaur species during the Late Cretaceous.The extinction of hadrosaurs, like many other dinosaur species, remains a topic of scientific inquiry. While the leading theory attributes their demise to the catastrophic events surrounding the asteroid impact that marked the end of the Cretaceous period, researchers continue to explore the factors that may have contributed to their decline. Understanding the life and extinction of hadrosaurs not only sheds light on the history of these incredible creatures but also informs our knowledge of biodiversity and the resilience of life in the face of environmental challenges.In conclusion, the study of hadrosaurs offers a glimpse into a vibrant world that existed long before humans. Their unique adaptations, social behavior, and ecological significance make them a captivating subject for both scientists and enthusiasts alike. As we continue to uncover new fossil evidence and refine our understanding of these dinosaurs, the legacy of hadrosaurs will undoubtedly remain an essential part of the story of life on Earth.

恐龙的世界一直以来都吸引着人们的关注，在数百万年前漫游地球的各种物种中，鸭嘴龙因其独特的特征和适应能力而脱颖而出。作为“鸭嘴”恐龙，鸭嘴龙是草食性生物，繁盛于晚白垩纪时期。它们扁平的嘴巴与现代鸭子相似，这就是它们获得昵称的原因。这些恐龙不仅因其外观而显得卓越，还因其社会行为和对各种环境的适应能力而引人注目。鸭嘴龙最引人入胜的方面之一是它们的身体结构。它们通常是大型动物，有些长达40英尺，身体强壮，腿部有力，使它们能够在寻找食物时走很远的路。它们的牙齿特别适合研磨植物材料，使它们能有效地消耗各种植物，包括叶子、灌木和水生植物。这种饮食灵活性可能有助于它们作为一个物种的成功，使它们能够栖息在北美、亚洲和欧洲的不同生态系统中。除了令人印象深刻的体型和觅食习惯外，鸭嘴龙还以其复杂的社会结构而闻名。化石证据表明，这些恐龙经常成群结队地生活，这为它们提供了对抗捕食者的保护，并增加了寻找食物的机会。鸭嘴龙的社会行为仍然是持续研究的课题，但人们相信它们可能使用声音或视觉展示等多种形式进行交流。这种社会生活的特性使它们对研究恐龙行为和生态的古生物学家尤其感兴趣。鸭嘴龙的另一个迷人特征是它们对变化环境的显著适应能力。化石在多种沉积岩中被发现，表明它们生活在从沿海地区到内陆森林的多样栖息地。这种适应能力可能在它们的生存过程中发挥了至关重要的作用，尤其是在气候或植被可用性波动等环境变化期间。此外，鸭嘴龙在不同地理位置的存在为了解白垩纪晚期恐龙物种的迁徙模式和扩散提供了宝贵的见解。鸭嘴龙的灭绝，像许多其他恐龙物种一样，仍然是科学探讨的主题。尽管主要理论将它们的灭亡归因于标志着白垩纪末期的陨石撞击所导致的灾难性事件，但研究人员仍在继续探索可能导致它们衰退的因素。了解鸭嘴龙的生活和灭绝不仅揭示了这些令人难以置信的生物的历史，也为我们提供了关于生物多样性和生命在面对环境挑战时的韧性的知识。总之，研究鸭嘴龙让我们一窥早在人类之前存在的生动世界。它们独特的适应性、社会行为和生态意义使其成为科学家和爱好者共同关注的迷人主题。随着我们继续发掘新的化石证据并完善对这些恐龙的理解，鸭嘴龙的遗产无疑将继续成为地球生命故事的重要组成部分。