pallial

简明释义

英[ˈpæliəl]美[ˈpælɪəl]

adj. 外套膜的；大脑皮层的，大脑皮质的；外皮的

英英释义

单词用法

同义词

反义词

例句

1.The investigation was subsequently known as Operation Pallial.

该调查随后被称为“外套膜行动”。

2.The investigation was subsequently known as Operation Pallial.

该调查随后被称为“外套膜行动”。

3.The pallial 外套膜 of the mollusk is essential for its protection.

软体动物的pallial 外套膜 对其保护至关重要。

4.In studies of cephalopods, the pallial 外套膜 plays a crucial role in respiration.

在头足类动物的研究中，pallial 外套膜 在呼吸中起着关键作用。

5.The pallial 外套膜 can vary significantly between different species of bivalves.

不同种类的双壳类动物之间，pallial 外套膜 可以有显著差异。

6.Researchers are investigating the pallial 外套膜 structure to understand its evolutionary adaptations.

研究人员正在调查pallial 外套膜 结构，以理解其进化适应性。

7.The pallial 外套膜 serves as a protective barrier against environmental threats.

pallial 外套膜 作为对抗环境威胁的保护屏障。

作文

The term pallial refers to something related to the mantle, which is an important anatomical feature in various organisms, particularly in mollusks. The mantle is a significant part of the body that covers the internal organs and often secretes the shell in those species that possess one. Understanding the role of the pallial structure can provide insights into the biology and evolution of these fascinating creatures. In the world of marine biology, the pallial cavity is crucial for the survival of many aquatic animals. For instance, in bivalves like clams and oysters, the pallial cavity houses the gills and plays a vital role in respiration and feeding. The gills not only filter food particles from the water but also facilitate gas exchange, allowing the organism to thrive in its environment. This highlights the importance of the pallial anatomy in the ecological niche these creatures occupy. Moreover, the pallial structure is not limited to mollusks; it can also be found in other animal groups. For example, certain cephalopods, such as squids and octopuses, exhibit a highly developed pallial cavity that assists in locomotion through jet propulsion. The mantle contracts, forcing water out, which propels the animal forward. This adaptation showcases the evolutionary significance of the pallial system in enhancing mobility and survival strategies in different environments. In addition to its biological functions, the pallial structure has been a subject of interest in paleontology. Fossils of ancient mollusks provide clues about the evolutionary history of the pallial features, revealing how these structures have adapted over millions of years. By studying the morphology of fossilized remains, scientists can infer the lifestyle and habitat preferences of extinct species, contributing to our understanding of past ecosystems. Furthermore, the study of pallial structures extends beyond mere anatomical considerations. It encompasses ecological interactions, evolutionary adaptations, and even conservation efforts. As human activities continue to impact marine environments, understanding the pallial anatomy of vulnerable species can inform conservation strategies aimed at protecting these organisms and their habitats. In conclusion, the concept of pallial is integral to our understanding of various biological systems, particularly within the context of mollusks and other marine organisms. Its implications stretch from basic anatomical functions to complex ecological relationships and evolutionary patterns. As we continue to explore the depths of our oceans and the diversity of life they harbor, the significance of the pallial structure will undoubtedly remain a key focus in the fields of biology and environmental science.

术语pallial指的是与外套膜相关的内容，这是在各种生物体中，特别是在软体动物中一个重要的解剖特征。外套膜是覆盖内部器官的重要身体部分，并且在那些拥有壳的物种中，通常会分泌壳。理解pallial结构的作用可以为我们提供关于这些迷人生物的生物学和进化的见解。 在海洋生物学的世界中，pallial腔对于许多水生动物的生存至关重要。例如，在双壳类动物如蛤蜊和牡蛎中，pallial腔容纳了鳃，并在呼吸和摄食中发挥着重要作用。鳃不仅从水中过滤食物颗粒，还促进气体交换，使生物能够在其环境中茁壮成长。这突显了pallial解剖学在这些生物所占生态位中的重要性。 此外，pallial结构并不限于软体动物；它也可以在其他动物群体中找到。例如，某些头足类动物，如鱿鱼和章鱼，表现出高度发达的pallial腔，有助于通过喷射推进实现运动。外套膜收缩，迫使水流出，从而推动动物向前。这种适应性展示了pallial系统在增强不同环境中的移动性和生存策略方面的进化重要性。 除了生物功能外，pallial结构也是古生物学的研究对象。古代软体动物的化石提供了关于pallial特征进化历史的线索，揭示了这些结构在数百万年中如何适应。通过研究化石遗骸的形态，科学家可以推断已灭绝物种的生活方式和栖息偏好，从而丰富我们对过去生态系统的理解。 此外，对pallial结构的研究超越了单纯的解剖学考虑。它涵盖了生态相互作用、进化适应，甚至保护工作。随着人类活动继续影响海洋环境，理解脆弱物种的pallial解剖学可以为保护策略提供信息，旨在保护这些生物及其栖息地。 总之，pallial的概念对于我们理解各种生物系统至关重要，特别是在软体动物和其他海洋生物的背景下。它的影响从基本的解剖功能扩展到复杂的生态关系和进化模式。随着我们继续探索海洋深处及其所蕴藏的生命多样性，pallial结构的重要性无疑将继续成为生物学和环境科学领域的关键焦点。