advolute shell

简明释义

1. 半包旋壳; 2. 开旋壳;

英英释义

例句

1.The fossilized remains of the ammonite revealed an intricate advolute shell that spiraled tightly.

化石化的菊石遗骸显示出一个复杂的卷壳，紧密螺旋。

2.In marine biology class, we studied the characteristics of an advolute shell and how it aids in buoyancy.

在海洋生物学课上，我们研究了卷壳的特征及其如何帮助浮力。

3.During the field trip, we collected various seashells, including one with an advolute shell structure.

在实地考察中，我们收集了各种贝壳，包括一个具有卷壳结构的贝壳。

4.The advolute shell design helps the organism to minimize drag while swimming.

这种卷壳设计帮助生物在游泳时减少阻力。

5.The advolute shell of the nautilus is a perfect example of natural engineering.

鹦鹉螺的卷壳是自然工程的完美例子。

作文

The study of marine biology often leads to fascinating discoveries about the various forms of life that inhabit our oceans. One such discovery is the unique morphology of certain mollusks, particularly those with an advolute shell. The term advolute shell refers to a type of shell that is characterized by its tightly coiled structure, where the whorls of the shell are closely aligned and spiral around a central axis. This design not only provides aesthetic beauty but also offers several functional advantages for the creatures that possess them.Mollusks with advolute shells, such as some species of snails and nautiluses, have evolved this form to adapt to their environments. The compactness of the shell allows for better hydrodynamics, enabling these creatures to move more efficiently through water or across surfaces. Additionally, the tightly coiled nature of the advolute shell provides excellent protection against predators. The hard exterior acts as a formidable barrier, while the spiral structure can deter animals from attempting to consume them.In terms of evolutionary significance, the advolute shell illustrates the concept of adaptation in response to environmental pressures. As mollusks faced challenges such as predation and habitat changes, those with more effective shell designs were likely to survive and reproduce. This process of natural selection has led to the prevalence of advolute shells in various mollusk species today.Moreover, the study of advolute shells can provide insights into the ecological history of marine environments. Fossilized shells can reveal information about past climates and ecosystems, allowing scientists to reconstruct ancient marine habitats. By examining the characteristics of these shells, researchers can infer the conditions under which these organisms thrived and how they interacted with their surroundings.In addition to their biological importance, advolute shells have cultural significance as well. Throughout history, these beautiful shells have been collected by people for decorative purposes, used in jewelry, and even employed as tools or currency in various cultures. Their intricate patterns and colors make them highly sought after by collectors and artisans alike.In conclusion, the advolute shell is more than just a physical structure; it represents a remarkable adaptation that has allowed certain mollusks to thrive in diverse environments. From providing protection to enhancing mobility, the design of the advolute shell showcases the intricate relationship between form and function in nature. As we continue to explore the wonders of marine life, understanding the significance of structures like the advolute shell will deepen our appreciation for the complexity and beauty of the natural world.

海洋生物学的研究常常导致对栖息在我们海洋中的各种生命形式的迷人发现。其中一个发现是某些软体动物独特的形态，特别是那些具有螺旋壳的物种。术语螺旋壳指的是一种壳体，其特征是紧密盘绕的结构，壳的螺旋圈紧密排列，围绕中心轴旋转。这种设计不仅提供了美学上的美丽，而且为拥有这些壳的生物提供了几个功能上的优势。具有螺旋壳的软体动物，如某些种类的蜗牛和鹦鹉螺，已经进化出这种形态以适应它们的环境。壳的紧凑性使得这些生物能够更好地进行水动力学运动，从而更有效地在水中或表面上移动。此外，螺旋壳的紧密盘绕特性为其提供了极好的保护，硬质外壳作为一种强大的屏障，而螺旋结构可以阻止捕食者试图吞食它们。从进化意义上讲，螺旋壳展示了对环境压力适应的概念。随着软体动物面临捕食和栖息地变化等挑战，那些具有更有效壳体设计的个体更有可能生存和繁殖。自然选择的这个过程导致了今天各种软体动物物种中螺旋壳的普遍存在。此外，螺旋壳的研究还可以提供关于海洋环境生态历史的见解。化石化的壳体可以揭示过去气候和生态系统的信息，使科学家能够重建古代海洋栖息地。通过检查这些壳体的特征，研究人员可以推断出这些生物繁荣的条件以及它们如何与周围环境相互作用。除了生物学上的重要性，螺旋壳在文化上也具有重要意义。在历史上，这些美丽的壳体被人们收集用于装饰，制作成珠宝，甚至在各种文化中作为工具或货币使用。它们复杂的图案和颜色使其备受收藏家和工匠的追捧。总之，螺旋壳不仅仅是一种物理结构；它代表了一种了不起的适应能力，使某些软体动物能够在多样的环境中茁壮成长。从提供保护到增强移动性，螺旋壳的设计展示了自然界中形式与功能之间复杂的关系。随着我们继续探索海洋生命的奇迹，理解像螺旋壳这样的结构的重要性将加深我们对自然界复杂性和美丽的欣赏。