clawless

简明释义

英[ˈklɔːləs]美[ˈklɔːləs]

无爪的

英英释义

单词用法

同义词

反义词

例句

1.The lemur-like skeleton features primate-like characteristics, including grasping hands, opposable thumbs, clawless digits with nails, and relatively short limbs.

这种象狐猴一样的骨骼特征类似灵长类，包括爪形手、可对立的拇指、带指甲的无爪指和相对短的肢体。

2.Hissing at the base of the tree, Jack, the clawless cat, kept the bear at bay for about 15 minutes.

无爪的猫杰克在树的底部嘶嘶作响，将熊搁浅了约15分钟。

3.The lemur-like skeleton features primate-like characteristics, including grasping hands, opposable thumbs, clawless digits with nails, and relatively short limbs.

这种象狐猴一样的骨骼特征类似灵长类，包括爪形手、可对立的拇指、带指甲的无爪指和相对短的肢体。

4.Hissing at the base of the tree, Jack the clawless cat kept the bear at bay for about 15 minutes, then ran him up another tree after an attempted escape.

并无利爪的杰克猫在树下发出嘶嘶声，迫使那只熊在树上躲避了15分钟，然后在一次尝试逃跑失败之后逃到了另外一棵树上。

5.The veterinarian explained the benefits of adopting a clawless cat.

兽医解释了收养无爪猫的好处。

6.Some pet owners prefer clawless cats for safety reasons.

出于安全考虑，一些宠物主人更喜欢无爪的猫。

7.The clawless design of the toy makes it safe for young children.

这个玩具的无爪设计使其对幼儿安全。

8.The new breed of cats is completely clawless.

这种新猫种完全是无爪的。

9.Many people believe that clawless animals are more gentle.

许多人认为无爪的动物更加温顺。

作文

In the vast realm of nature, every creature has adapted uniquely to its environment, developing traits that enhance its survival. Among these adaptations, the concept of being clawless (无爪的) stands out as a fascinating example of evolution. Many species, particularly those that inhabit environments where claws are less advantageous, have evolved to lose them entirely. This essay explores the implications and advantages of being clawless (无爪的), focusing on specific examples from the animal kingdom.One of the most notable examples of clawless (无爪的) animals is the manatee, often referred to as the sea cow. Manatees are large, herbivorous marine mammals that thrive in warm coastal waters. Unlike their terrestrial relatives, the elephant, manatees have adapted to an aquatic lifestyle that does not require claws for digging or grasping. Instead, they possess paddle-like flippers that allow them to navigate through water efficiently. This adaptation is crucial for their survival, as it enables them to graze on underwater vegetation without the need for sharp claws.Another interesting case is the evolution of certain species of turtles. While many turtles have developed strong, clawed limbs for burrowing or climbing, some species have become clawless (无爪的). For instance, the leatherback sea turtle has flippers that lack claws, which helps them swim gracefully through the ocean. Their streamlined bodies and clawless (无爪的) limbs allow them to dive deep and travel long distances in search of jellyfish, their primary food source. This adaptation showcases how losing claws can lead to greater efficiency in specific ecological niches.The absence of claws also has implications for behavior and interaction with the environment. For instance, clawless (无爪的) animals often rely on other means of defense or foraging. The octopus, known for its intelligence and dexterity, has no claws but uses its soft body and tentacles to manipulate objects and escape predators. This ability to adapt and utilize different strategies underscores the versatility of life forms that do not possess claws. Moreover, being clawless (无爪的) can also influence social structures within animal communities. In some species, the lack of claws may lead to less aggressive behaviors, promoting cooperation over competition. For example, certain fish species that lack sharp fins or claws often engage in symbiotic relationships, where they collaborate with other species for mutual benefit. This dynamic highlights how evolutionary changes can shape not only physical traits but also social interactions among species.In conclusion, the concept of being clawless (无爪的) serves as a remarkable illustration of nature's adaptability. Through various examples, we see that losing claws can provide significant advantages, allowing species to thrive in their respective environments. Whether it be the graceful movements of the manatee, the swimming prowess of the leatherback turtle, or the clever tactics of the octopus, clawless (无爪的) creatures demonstrate that evolution often favors diversity and innovation over traditional means of survival. As we continue to study these fascinating adaptations, we gain deeper insights into the intricate web of life that exists on our planet.

在自然界的广阔领域中，每种生物都独特地适应其环境，发展出增强其生存能力的特征。在这些适应中，成为无爪的（clawless）的概念作为进化的一个迷人例子脱颖而出。许多物种，特别是那些栖息在爪子不太有利的环境中的物种，已经进化到完全失去爪子。本文探讨了成为无爪的（clawless）的含义和优势，重点关注动物王国中的特定例子。最显著的无爪的（clawless）动物之一是海牛，通常被称为海牛。海牛是一种大型草食性海洋哺乳动物，生活在温暖的沿海水域。与其陆生亲属大象不同，海牛已经适应了不需要爪子进行挖掘或抓握的水生生活方式。相反，它们拥有像桨一样的鳍肢，使它们能够高效地在水中导航。这种适应对它们的生存至关重要，因为它使它们能够在没有锋利爪子的情况下吃到水下植物。另一个有趣的案例是某些种类海龟的进化。虽然许多海龟发展出强壮、有爪的肢体用于挖掘或攀爬，但一些物种变得无爪的（clawless）。例如，棱皮海龟的鳍肢没有爪子，这帮助它们优雅地在海洋中游泳。它们流线型的身体和无爪的（clawless）肢体使它们能够深潜并长途旅行，以寻找水母，这是它们的主要食物来源。这种适应展示了失去爪子如何导致在特定生态位上更高的效率。缺乏爪子也对动物与环境的行为和互动产生影响。例如，无爪的（clawless）动物通常依赖其他手段进行防御或觅食。章鱼以其智力和灵活性而闻名，虽然没有爪子，但它利用其柔软的身体和触手操纵物体并逃避捕食者。这种适应能力强调了没有爪子的生命形式的多样性。此外，成为无爪的（clawless）还可能影响动物群体内的社会结构。在某些物种中，缺乏爪子可能导致较少的攻击性行为，促进合作而非竞争。例如，某些缺乏锋利鳍或爪子的鱼类物种经常与其他物种建立共生关系，在这种关系中，它们通过合作获得共同利益。这种动态突显了进化变化如何塑造不仅是身体特征，还有物种之间的社会互动。总之，成为无爪的（clawless）的概念作为自然适应性的一个显著例证。通过各种例子，我们看到失去爪子可以提供显著的优势，使物种能够在各自的环境中生存。无论是海牛优雅的动作，棱皮海龟的游泳能力，还是章鱼的聪明战术，无爪的（clawless）生物展示了进化往往偏爱多样性和创新，而不是传统的生存手段。随着我们继续研究这些迷人的适应性，我们将更深入地了解我们星球上存在的复杂生命网络。