hemelytron

简明释义

英[heˈmelɪtrɒn]美[heˈmeləˌtrɑn]

n. [昆]半鞘翅（指异翅亚目昆虫的前翅）；半厚前翅（等于 hemielytron）

复 数 h e m e l y t r a

英英释义

单词用法

同义词

反义词

例句

1.The color patterns on the hemelytron can help in species identification.

在半翅上的颜色图案可以帮助物种识别。

2.In some species, the hemelytron is hardened to provide extra protection.

在某些物种中，半翅被硬化以提供额外的保护。

3.The hemelytron is often mistaken for a full wing due to its size and shape.

由于其大小和形状，半翅常常被误认为是完整的翅膀。

4.Entomologists study the structure of the hemelytron to classify different species.

昆虫学家研究半翅的结构以分类不同的物种。

5.The hemelytron of the insect provides a protective covering for its wings.

昆虫的半翅为其翅膀提供了保护性覆盖。

作文

In the fascinating world of entomology, the study of insects reveals a myriad of unique adaptations that have evolved over millions of years. One such adaptation is seen in the structure of certain insect wings, particularly in the order Hemiptera, which includes true bugs like aphids, cicadas, and shield bugs. A distinctive feature of these insects is their wing structure known as hemelytron, which plays a crucial role in their survival and functionality. The hemelytron is essentially a modified forewing that is partially hardened and serves both protective and aerodynamic purposes. The hemelytron consists of two distinct regions: the basal part, which is thickened and leathery, and the apical part, which is membranous and flexible. This unique combination allows insects to maintain a balance between protection and mobility. For instance, when at rest, the hemelytron can cover the more delicate hind wings and body, shielding them from potential predators and environmental hazards. Meanwhile, during flight, the flexibility of the membranous part aids in maneuverability, allowing these insects to navigate through complex environments with ease.An example of an insect that possesses a hemelytron is the common green leafhopper. These insects are adept at jumping and flying, using their hemelytron to glide smoothly through the air. Their ability to evade predators and quickly change direction is largely attributed to the efficient design of their wings. The hemelytron not only provides protection but also contributes to the insect's overall agility, showcasing the remarkable evolutionary adaptations that insects have developed.Moreover, the hemelytron has implications beyond just physical adaptations. It also plays a significant role in the classification and identification of insect species. Entomologists often rely on the characteristics of the hemelytron to differentiate between closely related species. The texture, coloration, and shape of the hemelytron can vary greatly among different species, making it a vital tool in taxonomic studies.In addition to its biological significance, the hemelytron also has ecological importance. Insects with hemelytra are integral to many ecosystems, serving as pollinators, decomposers, and prey for various animals. Their interactions within food webs highlight the interconnectedness of life and the essential roles that even the smallest creatures play in maintaining ecological balance.In conclusion, the hemelytron is a remarkable adaptation that exemplifies the complexity and diversity of insect life. Its dual function of protection and aerodynamics showcases the intricate designs that nature has perfected over time. Understanding the hemelytron not only enhances our knowledge of insect anatomy but also underscores the importance of insects in our ecosystems. As we continue to study these fascinating creatures, the hemelytron serves as a reminder of the wonders of evolution and the intricate relationships that sustain life on Earth.

在迷人的昆虫学世界中，昆虫的研究揭示了数百万年来演化出的无数独特适应性。其中一种适应性体现在某些昆虫翅膀的结构上，特别是在半翅目（Hemiptera）中，包括蚜虫、蝉和盾虫等真正的虫子。这些昆虫的一个显著特征是它们的翅膀结构，称为半翅，在它们的生存和功能中发挥着至关重要的作用。半翅本质上是一种改良的前翅，部分硬化，具有保护和空气动力学的双重目的。半翅由两个不同的区域组成：基部是厚实且皮革状的，顶端则是膜状且灵活的。这种独特的组合使昆虫能够在保护和机动性之间保持平衡。例如，当昆虫休息时，半翅可以覆盖更脆弱的后翅和身体，保护它们免受潜在捕食者和环境危害的侵袭。同时，在飞行过程中，膜状部分的灵活性有助于机动性，使这些昆虫能够轻松地在复杂环境中导航。一个拥有半翅的昆虫例子是常见的绿色叶蝉。这些昆虫擅长跳跃和飞行，利用它们的半翅在空中平稳滑行。它们逃避捕食者和快速改变方向的能力在很大程度上归功于其翅膀的高效设计。半翅不仅提供保护，还对昆虫的整体敏捷性做出了贡献，展示了昆虫所发展出的惊人演化适应性。此外，半翅不仅具有生物学意义，还在分类和识别昆虫物种中发挥着重要作用。昆虫学家通常依赖半翅的特征来区分密切相关的物种。半翅的纹理、颜色和形状在不同物种之间可能有很大差异，使其成为分类研究的重要工具。除了生物学上的重要性，半翅在生态学中也具有重要意义。拥有半翅的昆虫在许多生态系统中是不可或缺的，作为授粉者、分解者和各种动物的猎物。它们在食物网中的相互作用突显了生命的相互联系，以及即使是最小的生物在维持生态平衡中所发挥的重要作用。总之，半翅是一种卓越的适应性，体现了昆虫生命的复杂性和多样性。它的保护和空气动力学的双重功能展示了自然在时间上完善的复杂设计。理解半翅不仅增强了我们对昆虫解剖学的知识，还强调了昆虫在生态系统中的重要性。当我们继续研究这些迷人的生物时，半翅提醒我们进化的奇迹和维持地球生命的复杂关系。