cuticula

简明释义

英[kjuːˈtɪkjʊlə]美[kjʊˈtɪkjələ]

n. 角质层；[昆] 表皮

复 数 c u t i c u l a e

英英释义

单词用法

同义词

反义词

例句

1.The human nail consists of a hard part and a thin layer known as the cuticula.

人类的指甲由硬的部分和一层薄薄的角质层组成。

2.During a manicure, the technician carefully trims the cuticula to enhance the nail's appearance.

在美甲过程中，技师小心地修剪角质层以增强指甲的外观。

3.To maintain healthy nails, it's important to keep the cuticula moisturized.

为了保持指甲健康，保持角质层的滋润是很重要的。

4.The cuticula serves as a protective barrier for the underlying nail bed.

角质层作为底部指甲床的保护屏障。

5.In some cultures, it is believed that removing the cuticula can lead to infections.

在一些文化中，人们认为去除角质层可能会导致感染。

作文

The term cuticula refers to a protective layer found on the surface of various organisms, particularly in plants and insects. In botanical terms, the cuticula is a waxy layer that covers the epidermis of leaves and stems, playing a crucial role in preventing water loss. This feature is especially important for plants that thrive in arid environments, where conserving moisture is vital for survival. The cuticula not only helps retain water but also provides a barrier against pathogens and harmful environmental conditions.In the context of entomology, the cuticula serves as an exoskeletal component for insects. It is composed of chitin and proteins, providing structural support and protection against physical damage and dehydration. The rigidity of the cuticula allows insects to maintain their shape while also enabling them to move efficiently. Moreover, the presence of the cuticula can influence an insect's ability to adapt to its environment, as variations in thickness and composition can affect how well it withstands different climates.Understanding the function and importance of the cuticula in both plants and insects can offer insights into ecological interactions and evolutionary adaptations. For instance, plants with thicker cuticula layers may be better suited to survive in dry habitats, while those with thinner layers might thrive in more humid environments. Similarly, insects that possess a robust cuticula may have advantages in arid regions, allowing them to minimize water loss and withstand heat.Research on the cuticula has implications beyond biology; it can inform agricultural practices and pest management strategies. By understanding how the cuticula functions in different plant species, farmers can develop methods to enhance crop resilience against drought and disease. Additionally, studying the cuticula of insects can lead to improved pest control measures, as scientists can identify weaknesses in the exoskeleton that could be targeted by specific pesticides.In conclusion, the cuticula is a vital structure in both plants and insects, serving protective and adaptive roles that are essential for survival. Its study not only enhances our understanding of biological processes but also has practical applications in agriculture and pest management. As we continue to explore the complexities of the cuticula, we gain valuable knowledge that can aid in the conservation of ecosystems and the advancement of sustainable practices.

术语cuticula指的是存在于各种生物表面上的保护层，特别是在植物和昆虫中。在植物学中，cuticula是覆盖叶子和茎的表皮的一层蜡状物质，在防止水分流失方面发挥着至关重要的作用。这一特征对于在干旱环境中生存的植物尤为重要，因为保持水分对生存至关重要。cuticula不仅有助于保持水分，还提供了对病原体和有害环境条件的屏障。在昆虫学的背景下，cuticula作为昆虫外骨骼的组成部分。它由几丁质和蛋白质组成，为昆虫提供结构支持，并保护其免受物理损伤和脱水的影响。cuticula的刚性使昆虫能够维持其形状，同时也使它们能够有效地移动。此外，cuticula的存在可以影响昆虫适应环境的能力，因为厚度和成分的变化会影响它们在不同气候条件下的生存能力。理解cuticula在植物和昆虫中的功能和重要性可以提供生态相互作用和进化适应的见解。例如，具有较厚cuticula层的植物可能更适合在干燥栖息地生存，而那些具有较薄层的植物则可能在更潮湿的环境中蓬勃发展。类似地，拥有强壮cuticula的昆虫在干旱地区可能具有优势，使它们能够最小化水分流失并抵御高温。对cuticula的研究超越了生物学的范畴；它可以为农业实践和害虫管理策略提供信息。通过了解不同植物物种中cuticula的功能，农民可以开发增强作物抗旱和抗病能力的方法。此外，研究昆虫的cuticula可以导致改进的害虫控制措施，因为科学家可以识别外骨骼中的弱点，这些弱点可以被特定的杀虫剂所针对。总之，cuticula在植物和昆虫中都是一种重要的结构，发挥着保护和适应的作用，这对于生存至关重要。它的研究不仅增强了我们对生物过程的理解，还有助于农业和害虫管理的实际应用。随着我们继续探索cuticula的复杂性，我们获得了宝贵的知识，可以帮助保护生态系统和推进可持续实践。