plesiosaur

简明释义

英['pliːsɪəsɔː;'pliːz-]美['plisɪrsɔ]

n. 蛇颈龙

英英释义

单词用法

同义词

反义词

例句

1.The lake monster, like that of Loch Ness, is supposed to be akin to a plesiosaur, a kind of a long-necked aquatic dinosaur thought to have been an herbivore.

这个河中怪物就像尼斯湖水怪一样让人期待，很多人认为它们是蛇颈龙（一种长颈子的水上恐龙，食草动物）的近亲。

2.Pliosaurs were a form of plesiosaur, a group of giant aquatic reptiles that terrorised the ocean 150m years ago, around the same time that dinosaurs roamed the Earth.

上龙属于一种蛇颈龙，蛇颈龙是一亿五千万年前统治海洋的一种大型水栖爬行动物，其存在时期约与恐龙游荡地球同期。

3.Some claimed a series of vertebrae uncovered on the shores of Loch Ness were 'proof' that there was a living plesiosaur in the Loch.

一些人表示，在尼斯湖岸边发现的一系列椎骨便是“证据”：湖内确实有活的蛇颈龙。

4.A reptile genus of suborder plesiosaur ia.

爬行类蛇颈龙科亚目的一属。

5.Kraken, Plesiosaur, underwater UFO or maybe even a massive whale, whatever is lurking in the dark fridge waters near Antarctica is a massive creature creating quite a stir.

海怪，蛇颈龙，水下ufo或者甚至是一个巨大的鲸鱼，无论是潜伏在南极洲附近海域冰冷黑暗的深海中的庞大生物是什么，它都已引起轩然大波。

6.The fact that Mr Malick's Leviathan is a beached plesiosaur will draw fire from anti-Darwinians.

实际上马力克导演的海怪是一个被拖上岸的蛇颈龙，这将会招致反达尔文主义者的激烈抨击。

7.Large aquatic animal supposed to resemble a serpent or plesiosaur of loch ness in Scotland.

据说在苏格兰尼斯湖中的巨大象蛇或蛇颈龙的水生怪物。

8.Paleontologists are studying the bone structure of the plesiosaur (蛇颈龙) to understand how it maneuvered in the water.

古生物学家正在研究plesiosaur (蛇颈龙) 的骨骼结构，以了解它是如何在水中灵活移动的。

9.The long neck of the plesiosaur (蛇颈龙) suggests it may have used its head to reach for fish near the surface.

plesiosaur (蛇颈龙) 的长脖子表明它可能用头部去捕捉靠近水面的鱼。

10.The discovery of a new fossil has led scientists to believe that this particular plesiosaur (蛇颈龙) could have lived in deeper waters than previously thought.

一项新化石的发现使科学家们相信，这种特定的plesiosaur (蛇颈龙) 可能生活在比之前想象的更深的水域。

11.In the museum, visitors can see a life-size model of a plesiosaur (蛇颈龙) swimming among other prehistoric creatures.

在博物馆里，游客可以看到一个与其他史前生物一起游泳的真实大小的plesiosaur (蛇颈龙) 模型。

12.Many documentaries feature the plesiosaur (蛇颈龙) as one of the most fascinating marine reptiles of the Mesozoic era.

许多纪录片将plesiosaur (蛇颈龙) 特别作为中生代最迷人的海洋爬行动物之一。

作文

The world of prehistoric creatures is filled with fascinating and mysterious beings, one of which is the plesiosaur. This marine reptile lived during the Mesozoic Era, specifically in the Late Jurassic to the Late Cretaceous periods. The plesiosaur is often characterized by its long neck, small head, and large body, which resembles that of a turtle but with flippers instead of limbs. Understanding the plesiosaur helps us appreciate the diversity of life that once existed on Earth and the evolutionary adaptations that allowed these creatures to thrive in their aquatic environments.The fossil record indicates that plesiosaurs were highly specialized for life in the water. Their four flippers enabled them to maneuver gracefully through the ocean, much like modern sea turtles or even some species of seals. This adaptation was crucial for hunting prey, as plesiosaurs primarily fed on fish and other marine organisms. The unique body structure of the plesiosaur allowed it to dive deep into the oceans, where it could evade predators and find food.One of the most intriguing aspects of the plesiosaur is its long neck. Some species had necks that could be up to three times the length of their bodies. This feature has led to much speculation about how these creatures used their necks while hunting. Some paleontologists believe that the long neck allowed the plesiosaur to reach into schools of fish without having to swim directly into them, providing a stealthy approach to hunting. Others suggest that they may have used their necks to stir up sediment on the ocean floor, uncovering hidden prey.The plesiosaur is also notable for its reproductive strategies. Unlike many reptiles today, which lay eggs on land, evidence suggests that some plesiosaurs gave birth to live young. This adaptation would have been beneficial in their aquatic environment, allowing the young to enter the ocean immediately after birth, thereby reducing the risk of predation that egg-laying species might face.Despite their fascinating adaptations, plesiosaurs faced challenges that ultimately led to their extinction around 65 million years ago. The mass extinction event that wiped out the dinosaurs also affected marine life, including the plesiosaur. Changes in sea levels, temperature, and the availability of prey likely contributed to their decline. The extinction of the plesiosaur serves as a reminder of the fragility of ecosystems and how quickly they can change.Today, the plesiosaur continues to captivate our imagination. Its unique features and mysterious lifestyle make it a popular subject in documentaries, books, and movies. The plesiosaur has become a symbol of the ancient oceans and the incredible diversity of life that once thrived there. Through ongoing research and discoveries, we continue to learn more about this remarkable creature and its role in the history of our planet. In conclusion, the plesiosaur is not just a relic of the past; it is a key to understanding the evolution of marine life and the changing dynamics of our Earth's ecosystems.

史前生物的世界充满了迷人而神秘的生物，其中之一便是蛇颈龙。这种海洋爬行动物生活在中生代，特别是在晚侏罗纪到晚白垩纪时期。蛇颈龙的特征通常是长脖子、小头和大身体，形似乌龟，但四肢变成了鳍。理解蛇颈龙有助于我们欣赏曾经存在于地球上的生命多样性以及使这些生物能够在水生环境中繁荣的进化适应。化石记录表明，蛇颈龙高度专门化以适应水中生活。它们的四个鳍使它们能够优雅地在海洋中游动，类似于现代海龟或某些海豹。这种适应对捕猎猎物至关重要，因为蛇颈龙主要以鱼类和其他海洋生物为食。蛇颈龙独特的身体结构使其能够深入海洋潜水，躲避捕食者并寻找食物。蛇颈龙最引人入胜的方面之一是它的长脖子。一些物种的脖子可以达到其身体长度的三倍。这一特征引发了许多关于这些生物如何在捕猎时使用脖子的推测。一些古生物学家认为，长脖子使得蛇颈龙能够在不直接游入鱼群的情况下伸入其中，从而提供了一种隐秘的捕猎方式。其他人则认为，它们可能利用长脖子搅动海底沉积物，揭露隐藏的猎物。蛇颈龙还以其繁殖策略而著称。与今天许多爬行动物不同，后者在陆地上产卵，证据表明一些蛇颈龙是活产的。这一适应在它们的水生环境中是有利的，使幼崽在出生后立即进入海洋，从而减少了产卵物种可能面临的捕食风险。尽管有着迷人的适应性，蛇颈龙还是面临着最终导致其灭绝的挑战，大约在6500万年前。消灭恐龙的大规模灭绝事件也影响了海洋生物，包括蛇颈龙。海平面、温度和猎物的变化可能都促成了它们的衰退。蛇颈龙的灭绝提醒我们生态系统的脆弱性，以及它们变化的速度有多快。今天，蛇颈龙继续吸引着我们的想象力。它独特的特征和神秘的生活方式使其成为纪录片、书籍和电影中的热门主题。蛇颈龙已经成为古代海洋和曾经繁荣的生命多样性的象征。通过持续的研究和发现，我们不断学习更多关于这一显著生物及其在我们星球历史中的角色。总之，蛇颈龙不仅仅是过去的遗物；它是理解海洋生命进化和我们地球生态系统动态变化的关键。