leatherback

简明释义

英[ˈleðəbæk]美[ˈleðərbæk]

n. 棱皮龟；革龟

英英释义

单词用法

同义词

反义词

例句

1.One beneficiary of this emerging technology is the leatherback sea turtle, which Marine biologists usually identify by conventional plastic tags.

该项新技术的受益者之一就是棱皮海龟，而在通常情况下海洋生物学家则给它们佩戴传统的塑料识别标签。

2."I didn't consider that it's such a huge monster, especially the leatherback," he said.

“我没想到它是这样一个庞然大物，尤其是棱皮龟，”他说。

3.But until now, nobody quite appreciated just how good leatherback turtles were at navigation.

但直到现在，还是没人能够欣赏菱皮龟在航行中的好处。

4.Because the flippers are comparatively thin and blade-like, they are the one part of the leatherback that is likely to become chilled.

棱皮龟的脚蹼比较薄并且呈刀片状，因此，它们就是棱皮龟身体中有可能被冻住的部位。

5.When it comes to physiology, the leatherback turtle is, in some ways, more like a reptilian whale than a turtle.

就生理机能而言，棱皮龟从某种程度上来说更像一只爬虫类的鲸，而非海龟。

6.In the Pacific, the number of leatherback turtles has plummeted in the last three decades.

在太平洋，菱皮龟的数量在过去三十年呈直线下降的情况。

7.Concern for the leatherback grew after populations in the Indo-Pacific crashed by more than 90 percent in the 1980s and 1990s.

上世纪八十年代和九十年代期间，印太地区的棱皮龟数量暴跌90%以上，此后，对棱皮龟生存的关注便因此而明显增加。

8.Leatherback E turtles have several waysof maintaining its body temperature: The first, and simplest, is size. Maintaininga high body temperature through sheer bulk is called gigantothermy.

棱皮龟的第一种、也是最简单的一种保温方式，是通过其较大的尺寸体型，这种通过体积维持高体温的方式被称为巨温性。

9.Watch out of Venezuela on the critically endangered leatherback turtles.

请关注委内瑞拉极度濒危的棱皮龟。

10.The leatherback turtle is the largest species of sea turtle.

海龟中，革背龟是最大的品种。

11.Unlike other turtles, the leatherback does not have a hard shell.

与其他海龟不同，革背龟没有坚硬的外壳。

12.The diet of a leatherback consists mainly of jellyfish.

革背龟的饮食主要以水母为主。

13.Conservation efforts are crucial for protecting the leatherback population.

保护工作对保护革背龟的种群至关重要。

14.During nesting season, female leatherbacks return to the same beaches.

在产卵季节，雌性革背龟会返回同样的海滩。

作文

The ocean is a vast and mysterious world, home to countless species that have adapted to its depths over millions of years. Among these remarkable creatures is the leatherback turtle, the largest species of sea turtle and one of the most fascinating animals in the marine ecosystem. The leatherback turtle, scientifically known as Dermochelys coriacea, is unique not only because of its size but also due to its distinctive leathery shell, which sets it apart from other hard-shelled turtles. Unlike their relatives, leatherback turtles do not have a rigid bony shell; instead, their carapace is composed of tough, rubbery skin, making them more streamlined for swimming in the open ocean.One of the most striking features of the leatherback turtle is its impressive size. Adult leatherbacks can weigh between 500 to 2,000 pounds and can grow up to six feet in length. This immense size allows them to dive deeper than any other sea turtle, reaching depths of over 4,000 feet in search of jellyfish, their primary food source. The ability to dive so deep is largely due to their unique physiology; leatherback turtles have a flexible body structure that enables them to withstand the extreme pressures of the deep sea.Despite their size and strength, leatherback turtles face numerous threats in today's world. Human activities such as fishing, pollution, and climate change have significantly impacted their populations. Many leatherback turtles become entangled in fishing gear or ingest plastic debris, mistaking it for food. Additionally, rising ocean temperatures and changing currents affect the availability of jellyfish, which can lead to food shortages for these magnificent creatures. Conservation efforts are crucial to ensure the survival of leatherback turtles and other marine species. Organizations around the world are working to protect nesting sites, reduce bycatch in fishing practices, and raise awareness about the importance of marine conservation.The journey of a leatherback turtle is nothing short of remarkable. After hatching on sandy beaches, young turtles make their way to the ocean, where they embark on a life-long journey that can span thousands of miles. These turtles are known for their incredible navigation skills, often returning to the same beaches where they were born to lay their eggs. This phenomenon, known as natal homing, is still a subject of scientific research, as researchers strive to understand how these turtles find their way across vast oceans.In conclusion, the leatherback turtle is an extraordinary species that embodies the beauty and fragility of our oceans. As we continue to explore and learn about these magnificent creatures, it is vital that we take action to protect their habitats and ensure their survival for future generations. By understanding the challenges faced by leatherback turtles and advocating for their conservation, we can help preserve the delicate balance of marine ecosystems worldwide.

海洋是一个广阔而神秘的世界，栖息着无数经过数百万年适应而形成的物种。在这些非凡的生物中，有一种叫做皮革背龟的动物，它是最大的海龟种类，也是海洋生态系统中最迷人的动物之一。皮革背龟，学名为Dermochelys coriacea，不仅因其体型庞大而独特，还因其独特的皮革外壳而与其他硬壳龟区别开来。与它们的亲属不同，皮革背龟没有坚硬的骨壳；相反，它们的甲壳由坚韧的橡胶状皮肤构成，使它们在开放海域中游泳时更加流线型。皮革背龟最引人注目的特征之一就是它们令人印象深刻的体型。成年皮革背龟的体重可以在500到2000磅之间，长度可达六英尺。这种巨大的体型使它们能够潜入比任何其他海龟更深的水域，寻找水母，这是它们主要的食物来源。潜入如此深水的能力在很大程度上得益于它们独特的生理结构；皮革背龟有一个灵活的身体结构，使它们能够承受深海的极端压力。尽管它们体型庞大且强壮，皮革背龟在当今世界面临着许多威胁。人类活动，如捕鱼、污染和气候变化，严重影响了它们的种群。许多皮革背龟被渔具缠住或误食塑料垃圾，误以为是食物。此外，海洋温度上升和洋流变化影响了水母的可用性，这可能导致这些宏伟生物的食物短缺。保护工作对于确保皮革背龟和其他海洋物种的生存至关重要。全球各地的组织正在努力保护巢穴，减少捕鱼过程中的附带捕捞，并提高人们对海洋保护重要性的认识。皮革背龟的旅程可谓非同寻常。在沙滩上孵化后，幼龟们向海洋进发，开始了一段可能跨越数千英里的终身旅程。这些龟以其惊人的导航技能而闻名，通常会返回它们出生时的同一沙滩产卵。这种现象被称为出生归巢，仍然是科学研究的主题，因为研究人员努力理解这些龟是如何在辽阔的海洋中找到自己的道路。总之，皮革背龟是一种非凡的物种，体现了我们海洋的美丽与脆弱。随着我们继续探索和了解这些宏伟生物，我们必须采取行动保护它们的栖息地，并确保它们在未来几代人中的生存。通过理解皮革背龟所面临的挑战并倡导其保护，我们能帮助维护全球海洋生态系统的微妙平衡。