elytron

简明释义

英[ˈelɪˌtrɒn]美[ˈelɪtrɑːn]

n. 翅鞘；翅基（等于 elytrum）

复 数 e l y t r a

英英释义

单词用法

同义词

反义词

例句

1.The beetle's elytron 鞘翅 protects its delicate wings underneath.

甲虫的鞘翅 保护着其下面脆弱的翅膀。

2.Entomologists often study the elytra 鞘翅 of various beetle species to understand their evolutionary adaptations.

昆虫学家常常研究各种甲虫物种的鞘翅 以了解它们的进化适应。

3.The bright colors of the elytron 鞘翅 can serve as a warning to predators.

鲜艳的鞘翅 颜色可以作为对捕食者的警告。

4.Some insects can use their elytra 鞘翅 to glide short distances.

一些昆虫可以利用它们的鞘翅 滑翔短距离。

5.When identifying beetles, the shape and texture of the elytron 鞘翅 are critical features.

在识别甲虫时，鞘翅 的形状和质地是关键特征。

作文

The fascinating world of insects is filled with a myriad of unique adaptations that allow them to thrive in diverse environments. One such adaptation is the presence of the elytron, which serves as a protective covering for the delicate wings of certain insects, particularly beetles. The term elytron originates from the Greek word 'elytron,' meaning 'sheath' or 'covering.' This structure is crucial for the survival of these insects, as it not only protects their wings from physical damage but also helps in regulating their body temperature. Insects like beetles possess two pairs of wings, with the front pair being hardened and transformed into elytra. These elytra are often colorful and can exhibit intricate patterns, serving not only a protective function but also playing a role in camouflage and mating displays. For instance, the vibrant elytron of the ladybug not only shields its wings but also attracts potential mates through its bright coloration. Moreover, the evolution of the elytron has allowed beetles to occupy a wide range of ecological niches. The hard covering enables them to fly while simultaneously protecting them from predators. In some cases, the elytron can even be used as a defense mechanism; when threatened, certain beetles can release toxic chemicals from glands located beneath their elytra, deterring potential predators. The study of elytra provides valuable insights into the evolutionary biology of insects. By examining the structure and function of these protective coverings, scientists can better understand how various species have adapted to their environments over millions of years. Research has shown that the morphology of the elytron can vary significantly among different beetle families, reflecting their diverse lifestyles and habitats. In addition to their biological significance, elytra also have practical applications for humans. Scientists are exploring the potential use of materials inspired by the structure of elytra in developing lightweight and durable materials for various industries. The study of insect elytra could lead to innovations in fields such as robotics, where the principles of insect flight and protection can inform the design of new flying machines. In conclusion, the elytron is not just a simple anatomical feature; it is a remarkable adaptation that highlights the complexity and diversity of the insect world. Understanding the role of the elytron in the life cycle of beetles and other insects opens up avenues for further research and innovation. As we continue to explore the intricacies of nature, the elytron serves as a reminder of the incredible ways in which organisms have evolved to survive and thrive in an ever-changing environment.

昆虫的迷人世界充满了各种独特的适应性，使它们能够在多样化的环境中生存。其中一种适应性是存在外翅，它作为某些昆虫，特别是甲虫的精致翅膀的保护覆盖物。术语外翅源自希腊语单词“elytron”，意为“鞘”或“覆盖物”。这个结构对这些昆虫的生存至关重要，因为它不仅保护它们的翅膀免受物理损伤，还帮助调节它们的体温。 像甲虫这样的昆虫拥有两对翅膀，前一对被硬化并转变为外翅。这些外翅通常色彩鲜艳，并且可以展现出复杂的图案，不仅具有保护功能，还在伪装和求偶展示中发挥作用。例如，瓢虫鲜艳的外翅不仅保护其翅膀，还通过明亮的颜色吸引潜在配偶。 此外，外翅的进化使甲虫能够占据广泛的生态位。坚硬的覆盖物使它们能够飞行，同时保护它们免受捕食者的攻击。在某些情况下，外翅甚至可以作为防御机制；当受到威胁时，某些甲虫可以从位于其外翅下方的腺体释放毒素，阻止潜在的捕食者。 对外翅的研究为昆虫的进化生物学提供了宝贵的见解。通过检查这些保护覆盖物的结构和功能，科学家可以更好地理解各种物种如何在数百万年中适应其环境。研究表明，不同甲虫科之间的外翅形态可以显著变化，反映出它们多样的生活方式和栖息地。 除了生物学意义外，外翅在对人类的实际应用中也有潜在用途。科学家们正在探索受外翅结构启发的材料在开发轻量且耐用材料方面的潜力，适用于各个行业。对昆虫外翅的研究可能会导致机器人等领域的创新，在这些领域中，昆虫飞行和保护的原理可以为新型飞行器的设计提供信息。 总之，外翅不仅仅是一个简单的解剖特征；它是一种卓越的适应性，突显了昆虫世界的复杂性和多样性。了解外翅在甲虫和其他昆虫生命周期中的作用为进一步研究和创新开辟了途径。当我们继续探索自然的复杂性时，外翅提醒我们生物体在不断变化的环境中生存和繁衍的惊人方式。