quadrupedal

简明释义

英[/ˌkwɒdrəˈpɛdəl/]美[/ˌkwɒdrəˈpɛdəl/]

adj. 有四足的

英英释义

单词用法

同义词

反义词

例句

1.In its overall look and style of quadrupedal movement, 'future predator' looked something like a giant flightless bat, and this is where I really got quite interested...

在其整体外观和风格的四足运动，'未来捕食者'看像一个巨大的不会飞的蝙蝠人，这是我马上颇感兴趣。

2.In this new position, our innards were not as well supported as they had been in our quadrupedal ancestors.

在这种情况下，我们的内脏就不会像我们祖先那样被很好地支撑住。

3.In its overall look and style of quadrupedal movement, 'future predator' looked something like a giant flightless bat, and this is where I really got quite interested...

在其整体外观和风格的四足运动，'未来捕食者'看像一个巨大的不会飞的蝙蝠人，这是我马上颇感兴趣。

4.Was an immensely long, quadrupedal plant - eater. It had the longest neck of all known dinosaurs.

是巨型的四脚素食恐龙，它的脖子是已知恐龙中最长的。

5.The pterosaur trackway is quadrupedal, with wide gauge.

翼龙足迹为四足行走，行迹宽。

6.Despite the geographic separation of the families, the method of quadrupedal walking is similar: legs and arms held fairly straight, and bottom in the air.

尽管这些家庭分布在不同的地域，但是用四肢行走的方式极为相似：两腿和两臂支撑很直，而末梢均朝向空中。

7.The quadrupedal 四足动物 movement of horses allows them to cover large distances quickly.

马的四足动物运动使它们能够快速覆盖大距离。

8.Many quadrupedal 四足动物 species use their limbs for running and jumping.

许多四足动物物种使用它们的肢体进行奔跑和跳跃。

9.Dogs are a common example of quadrupedal 四足动物 mammals.

狗是一个常见的四足动物哺乳动物的例子。

10.Lions, as quadrupedal 四足动物, rely on their speed and strength to hunt.

狮子作为四足动物，依靠它们的速度和力量来捕猎。

11.Cats are agile quadrupedal 四足动物 that can easily climb trees.

猫是灵活的四足动物，可以轻松地爬树。

作文

In the vast tapestry of life on Earth, the adaptations of different species showcase the incredible diversity of evolutionary paths. One fascinating aspect of this diversity is the mode of locomotion employed by various animals. Among these modes, the term quadrupedal refers to creatures that move using four limbs. This form of movement is not only efficient but also provides a stable base for many terrestrial animals. Understanding the significance of quadrupedal locomotion can help us appreciate the unique adaptations that have evolved in different species over millions of years.Many mammals, such as dogs, horses, and elephants, are prime examples of quadrupedal animals. Their anatomy is specifically designed for this type of movement, with strong limbs and a balanced body structure. The four-legged stance allows these animals to support their weight more effectively and navigate various terrains, from forests to open plains. For instance, a horse’s long legs and powerful muscles enable it to run at high speeds, which is essential for escaping predators in the wild.In contrast, some animals have adapted to a quadrupedal lifestyle in unique ways. Take the example of the kangaroo, which uses its large hind legs to hop while its front limbs assist in balance. Although kangaroos are not typical quadrupedal movers, they demonstrate how flexibility in locomotion can lead to survival advantages in specific environments. Similarly, certain reptiles, like lizards, exhibit quadrupedal movement, allowing them to traverse rocky surfaces or climb trees with ease.The evolutionary advantages of quadrupedal locomotion extend beyond mere movement. For many species, having four limbs enables them to carry heavier loads, whether it be food, offspring, or other resources. Additionally, quadrupedal animals often have heightened sensory perceptions, which are crucial for detecting predators or prey. For example, a dog’s keen sense of smell and hearing, combined with its ability to run swiftly on four legs, make it an effective hunter.However, not all animals are quadrupedal. Many species, including humans, have evolved to walk on two legs, a trait known as bipedalism. This adaptation has allowed for the development of complex tool use and social structures. While bipedalism offers certain advantages, such as freeing the hands for manipulation, it also comes with challenges, such as reduced stability and increased vulnerability to predators.The study of quadrupedal locomotion is not only relevant in understanding animal behavior but also has implications in robotics and biomechanics. Engineers and scientists often look to nature for inspiration when designing robots that can navigate diverse environments. By mimicking the quadrupedal gait of animals, roboticists aim to create machines that can traverse rough terrain, perform tasks in challenging conditions, and even assist in search and rescue operations.In conclusion, the concept of quadrupedal movement encompasses a wide range of adaptations and evolutionary strategies. From the swift gallop of a horse to the agile climb of a lizard, quadrupedal locomotion plays a vital role in the survival of many species. As we continue to explore the intricacies of the natural world, understanding these adaptations will deepen our appreciation for the complexity of life on Earth and inspire innovations that draw from the wisdom of nature.

在地球生命的广阔画卷中，各种物种的适应性展示了进化路径的惊人多样性。这种多样性的一个迷人方面是不同动物所采用的运动方式。在这些运动方式中，术语quadrupedal指的是使用四肢移动的生物。这种运动形式不仅高效，而且为许多陆生动物提供了稳定的基础。理解quadrupedal运动的重要性可以帮助我们欣赏在数百万年中不同物种所进化出的独特适应性。许多哺乳动物，如狗、马和大象，是quadrupedal动物的典型例子。它们的解剖结构专门设计用于这种类型的运动，具有强壮的四肢和均衡的身体结构。四腿站立使这些动物能够更有效地支撑体重，并在从森林到开阔平原的各种地形上移动。例如，马的长腿和强大的肌肉使其能够以高速奔跑，这对于逃避野外的捕食者至关重要。相反，一些动物以独特的方式适应了quadrupedal的生活方式。以袋鼠为例，它使用其强壮的后腿跳跃，而前肢则帮助保持平衡。虽然袋鼠不是典型的quadrupedal移动者，但它们展示了在特定环境中运动灵活性如何带来生存优势。同样，某些爬行动物，如蜥蜴，也表现出quadrupedal运动，使它们能够轻松穿越岩石表面或攀爬树木。Quadrupedal运动的进化优势不仅仅体现在运动本身。对于许多物种来说，拥有四条肢体使它们能够承载更重的负担，无论是食物、后代还是其他资源。此外，quadrupedal动物通常具有更高的感官感知能力，这对于探测捕食者或猎物至关重要。例如，狗敏锐的嗅觉和听觉，加上它在四条腿上快速奔跑的能力，使其成为有效的猎手。然而，并非所有动物都是quadrupedal。许多物种，包括人类，已经进化为双足行走，这一特征被称为双足行走。这种适应性使得复杂的工具使用和社会结构的发展成为可能。虽然双足行走提供了一些优势，比如解放双手以便进行操控，但它也带来了挑战，比如稳定性降低和对捕食者的脆弱性增加。对quadrupedal运动的研究不仅与动物行为的理解相关，还对机器人技术和生物力学有影响。工程师和科学家常常借鉴自然，以设计能够在多样环境中导航的机器人。通过模仿动物的quadrupedal步态，机器人专家旨在创造能够穿越崎岖地形、在挑战条件下执行任务，甚至协助搜索和救援行动的机器。总之，quadrupedal运动的概念涵盖了广泛的适应性和进化策略。从马的迅速奔跑到蜥蜴的灵活攀爬，quadrupedal运动在许多物种的生存中发挥着至关重要的作用。随着我们继续探索自然世界的复杂性，理解这些适应性将加深我们对地球生命复杂性的欣赏，并激励出自自然智慧的创新。