allosaurus
简明释义
n. 异龙
英英释义
Allosaurus is a genus of large carnivorous dinosaurs that lived during the Late Jurassic period, characterized by its sharp teeth and powerful limbs. | 异特龙是一种生活在晚侏罗纪时期的大型食肉恐龙，具有锋利的牙齿和强壮的四肢。 |
单词用法
阿洛萨aurus化石 | |
阿洛萨aurus骨架 | |
阿洛萨aurus物种 | |
阿洛萨aurus栖息地 |
同义词
反义词
| 食草动物 | 这只食草动物在田野里安静地吃草。 | ||
| 和平的 | 在一个和平的环境中，动物可以繁荣生长。 |
例句
1.Photo Gallery: Jurassic Period Ghosts of an earlier age, an Allosaurus and a Stegosaurus brace for battle at the Denver Museum in Colorado.
侏罗纪时代图片集。幽灵的较早的时期，古生异龙和剑龙振奋精神战斗在丹佛博物馆在科罗拉多州。
2.Allosaurus was the top predatory dinosaur of the late Jurassic period in North America.
异龙是最大的掠夺性恐龙的晚侏罗纪期间在北美地区。
3.Suggestions that they were the direct descendants of theropod dinosaurs (a group of bipedal meat-eaters that include Allosaurus, Velociraptor and Tyrannosaurus) caused quite a flap.
有人说它是兽脚恐龙的后代（兽脚恐龙是一群食肉的两足恐龙，其中包括异龙、迅猛龙与暴龙），这引起了学界很大的注意。
4.Allosaurus was a powerful predator that walked on two powerful legs, had a strong tail. The Allosaurus hunted in groups.
异特龙是个凶猛的捕食者，它有着强劲的后腿和健壮的尾巴，捕猎时是成群出击。
5.The Allosaurus walked on two feet, but was slow. The Allosaurus could run.
异特龙是两条腿走路，但走的很慢，它也能跑。
6.The result, once natural selection had done its work over the course of millions of years, was the now familiar cast of Allosaurus, Diplodocus, Triceratops and Tyrannosaurus rex.
结果，历经数百万年间的自然选择，形成了我们今日熟知的异特龙、梁龙、三角龙和霸王龙族群。
7.The Allosaurus was a meat eater.
异特龙是肉食动物。
8.The result, once natural selection had done its work over the course of millions of years, was the now familiar cast of Allosaurus, Diplodocus, Triceratops and Tyrannosaurus rex.
结果，历经数百万年间的自然选择，形成了我们今日熟知的异特龙、梁龙、三角龙和霸王龙族群。
9.The result, once natural selection had done its work over the course of millions of years, was the now familiar cast of Allosaurus and Tyrannosaurus rex.
结果，历经数百万年间的自然选择，形成了我们今日熟知的异特龙和雷克斯霸王龙族群。
10.Photo Gallery: Jurassic Period An Allosaurus tramps through a Mesozoic-era forest in this artist's depiction.
侏罗纪时代图片集。一只古生异龙践踏通过一个中生代时期的森林在这方面艺术家的写照。
11.Paleontologists discovered a new fossil of an allosaurus 异特龙 in Montana last summer.
古生物学家去年夏天在蒙大拿发现了一具新的异特龙化石。
12.In Jurassic Park, the allosaurus 异特龙 is portrayed as a cunning predator.
在《侏罗纪公园》中，异特龙被描绘为一种狡猾的掠食者。
13.The allosaurus 异特龙 was one of the largest carnivorous dinosaurs of its time.
异特龙是当时最大的肉食性恐龙之一。
14.Children are often fascinated by the fierce appearance of the allosaurus 异特龙 in dinosaur documentaries.
孩子们通常对纪录片中异特龙的凶猛外观感到着迷。
15.The allosaurus 异特龙 had sharp teeth that were perfect for slicing through flesh.
异特龙有锋利的牙齿，非常适合切割肉类。
作文
The world of dinosaurs is filled with fascinating creatures, and one of the most intriguing among them is the allosaurus. This massive predator roamed the Earth during the late Jurassic period, approximately 155 to 150 million years ago. The name allosaurus, which means 'different lizard', reflects its unique characteristics compared to other theropods of its time. With its large skull, sharp teeth, and powerful limbs, the allosaurus was a formidable hunter, preying on large herbivorous dinosaurs such as the sauropods.The allosaurus was not only known for its size but also for its social behavior. Fossil evidence suggests that these dinosaurs may have hunted in packs, which would have given them an advantage when taking down larger prey. This social structure is fascinating because it indicates a level of intelligence and cooperation that we often associate with modern-day predators like wolves or lions. The idea that the allosaurus could strategize and work together with others of its kind adds depth to our understanding of dinosaur behavior.In terms of physical characteristics, the allosaurus stood about 28 feet long and could weigh up to 2.5 tons. Its arms were relatively short compared to its body, but they featured three sharp claws that were likely used for gripping and tearing flesh. The skull of the allosaurus was equipped with large, serrated teeth that could slice through the tough hides of its prey. Paleontologists believe that the allosaurus had a keen sense of smell and possibly good eyesight, allowing it to track down prey effectively.The discovery of allosaurus fossils has provided valuable insights into the ecology of the Jurassic period. These dinosaurs inhabited a variety of environments, from lush forests to open plains, showcasing their adaptability. The presence of the allosaurus in these ecosystems indicates a complex food web where large predators and herbivores coexisted, each playing a role in the balance of their environment.Despite its fearsome reputation, the allosaurus faced challenges in its environment. Competition with other large predators, changes in climate, and the availability of prey would have influenced its survival. The extinction of the allosaurus, along with many other dinosaurs, is still a topic of research and debate among scientists. Some theories suggest that drastic environmental changes or catastrophic events, such as asteroid impacts, led to the decline of these magnificent creatures.In popular culture, the allosaurus has often been overshadowed by its more famous cousin, the Tyrannosaurus rex. However, the allosaurus holds a special place in the hearts of dinosaur enthusiasts. It serves as a reminder of the diversity of life that once existed on our planet and the intricate relationships between different species.In conclusion, the allosaurus is a remarkable example of the diversity and complexity of prehistoric life. Its unique adaptations, social behaviors, and ecological significance make it a subject of great interest for paleontologists and dinosaur lovers alike. Understanding the allosaurus helps us appreciate not only the history of our planet but also the evolutionary processes that have shaped the life we see today. As we continue to uncover more fossils and gain insights into the lives of these ancient creatures, the allosaurus will undoubtedly remain a key figure in the story of dinosaurs.
恐龙的世界充满了迷人的生物，其中最引人入胜的之一就是异特龙。这种巨大的捕食者在大约1.55亿到1.5亿年前的晚侏罗世时期游荡于地球。异特龙这个名字意为“不同的蜥蜴”，反映了它与当时其他兽脚类恐龙的独特特征。凭借其巨大的头骨、锋利的牙齿和强壮的四肢，异特龙是一种可怕的猎手，以大型植食性恐龙如蜥脚类恐龙为食。异特龙不仅因其体型而闻名，还因其社会行为而受到关注。化石证据表明，这些恐龙可能成群捕猎，这使它们在捕捉较大猎物时具有优势。这种社会结构令人着迷，因为它表明了一定程度的智慧和合作，通常与现代捕食者如狼或狮子相关联。异特龙能够进行战略规划并与同类协作的想法，使我们对恐龙行为的理解更加深入。在身体特征方面，异特龙长约28英尺，体重可达2.5吨。它的手臂相对于身体来说比较短，但配有三根锋利的爪子，可能用于抓握和撕扯肉体。异特龙的头骨装有大型锯齿状牙齿，可以切割猎物坚韧的皮肤。古生物学家认为，异特龙具有敏锐的嗅觉，可能还有良好的视力，使其能有效追踪猎物。异特龙化石的发现为我们提供了关于侏罗纪生态系统的重要见解。这些恐龙栖息在多种环境中，从郁郁葱葱的森林到开阔的平原，展示了它们的适应能力。异特龙在这些生态系统中的存在表明了一个复杂的食物网，其中大型捕食者和植食动物共存，各自发挥着平衡环境的作用。尽管拥有可怕的声誉，异特龙在其环境中也面临挑战。与其他大型捕食者的竞争、气候变化以及猎物的可用性都可能影响其生存。异特龙的灭绝，以及许多其他恐龙的灭绝，仍然是科学家研究和争论的主题。一些理论认为，剧烈的环境变化或灾难性事件，如小行星撞击，导致了这些宏伟生物的衰退。在流行文化中，异特龙常常被其更著名的亲戚——暴龙所掩盖。然而，异特龙在恐龙爱好者的心中占有特殊的地位。它提醒我们曾经存在于地球上的生命多样性，以及不同物种之间复杂的关系。总之，异特龙是史前生命多样性和复杂性的一个显著例子。它独特的适应性、社会行为和生态重要性使其成为古生物学家和恐龙爱好者的热门研究对象。理解异特龙帮助我们欣赏地球历史及塑造我们今天所见生命的进化过程。随着我们不断挖掘更多化石并获得对这些古代生物生活的洞察，异特龙无疑将继续成为恐龙故事中的关键人物。
