radulae

简明释义

英[/ˈræd.jʊ.lə/]美[/ˈræd.jʊ.lə/]

（软体动物的）齿舌（radula 的名词复数）

英英释义

单词用法

同义词

反义词

例句

1.These results indicated that radulae of oncomelania snails could not be used in classifying oncomelania snails.

上述结果进一步证明钉螺齿式不宜作为分类的唯一依据。

2.These results indicated that radulae of oncomelania snails could not be used in classifying oncomelania snails.

上述结果进一步证明钉螺齿式不宜作为分类的唯一依据。

3.The mollusk uses its radulae to scrape algae off rocks in the ocean.

这种软体动物利用它的齿舌从海洋的岩石上刮除藻类。

4.The function of the radulae is similar to that of a tongue in vertebrates.

在脊椎动物中，齿舌的功能类似于舌头。

5.Scientists study the radulae of different species to understand their feeding habits.

科学家研究不同物种的齿舌以了解它们的觅食习性。

6.Some gastropods have evolved specialized radulae for feeding on specific types of food.

一些腹足类动物进化出了专门的齿舌，用于摄取特定类型的食物。

7.The radulae of some snails can be quite complex, with thousands of tiny teeth.

某些蜗牛的齿舌可能相当复杂，拥有数千个微小的牙齿。

作文

The fascinating world of mollusks is filled with unique adaptations that allow these creatures to thrive in diverse environments. One of the most remarkable features of many mollusks is their specialized feeding organ known as the radulae. The radulae is a tongue-like structure covered with tiny, tooth-like projections that play a crucial role in how these animals obtain their food. Unlike typical jaws found in other animals, the radulae enables mollusks to scrape, cut, and grind their food, making it an essential tool for survival.In the ocean, many snails and slugs use their radulae to feed on algae and other plant materials. For instance, the common limpet employs its radulae to scrape algae off rocks, which provides it with the necessary nutrients. This scraping action is not only effective but also illustrates the evolutionary significance of the radulae in adapting to specific dietary needs. In some cases, the structure of the radulae can vary significantly among different species, reflecting their unique feeding habits and ecological niches.The radulae is not limited to herbivorous diets; carnivorous mollusks also possess this structure, but it is adapted for different purposes. Predatory snails, such as cone snails, have evolved their radulae to deliver venom to their prey. This adaptation allows them to immobilize fish and other small animals quickly. The versatility of the radulae highlights how evolution shapes anatomical features to meet the demands of various lifestyles.Moreover, the study of the radulae has provided scientists with valuable insights into the evolutionary relationships among mollusks. By analyzing the shape, size, and arrangement of the teeth on the radulae, researchers can infer dietary preferences and ecological roles of different species. This information is crucial for understanding the evolution of marine ecosystems and the interactions between different organisms.In addition to its biological significance, the radulae has practical implications for humans. Certain mollusks, such as oysters and clams, utilize their radulae to filter feed, contributing to the health of aquatic ecosystems. By maintaining water quality and providing habitat for other marine life, these organisms play an essential role in sustaining biodiversity. Furthermore, the study of the radulae can inspire innovations in biomimicry, where engineers and designers look to nature for solutions to human challenges.In conclusion, the radulae is a remarkable adaptation that showcases the diversity and complexity of molluscan life. From herbivorous to carnivorous diets, the variations in the radulae illustrate the intricate relationship between form and function in nature. As we continue to explore and understand the roles of these structures, we gain a deeper appreciation for the evolutionary processes that shape life on Earth. The radulae not only highlights the ingenuity of nature but also reinforces the importance of conserving the habitats that support these incredible creatures.

软体动物的迷人世界充满了独特的适应性，使这些生物能够在多种环境中茁壮成长。其中许多软体动物最显著的特征之一是它们的专门喂食器官，称为radulae。radulae是一种舌状结构，表面覆盖着微小的牙齿状突起，在这些动物获取食物的过程中发挥着至关重要的作用。与其他动物的典型下颚不同，radulae使软体动物能够刮、切和磨碎食物，这使其成为生存的重要工具。在海洋中，许多蜗牛和蛞蝓利用它们的radulae来以藻类和其他植物材料为食。例如，常见的海螺采用其radulae从岩石上刮取藻类，为其提供必要的营养。这种刮擦动作不仅有效，而且展示了radulae在适应特定饮食需求方面的进化重要性。在某些情况下，不同物种之间radulae的结构可能会有显著差异，反映出它们独特的饮食习惯和生态位。radulae不仅限于草食性饮食；肉食性软体动物也拥有这一结构，但它的用途有所不同。捕食性蜗牛，如锥形蜗牛，已经进化出其radulae，用于向猎物注入毒液。这种适应性使它们能够迅速麻痹鱼类和其他小动物。radulae的多样性突显了进化如何塑造解剖特征，以满足各种生活方式的需求。此外，对radulae的研究为科学家提供了有关软体动物进化关系的宝贵见解。通过分析radulae上牙齿的形状、大小和排列，研究人员可以推断不同物种的饮食偏好和生态角色。这些信息对于理解海洋生态系统的进化及不同生物之间的相互作用至关重要。除了生物学意义外，radulae还对人类具有实际意义。某些软体动物，如牡蛎和蛤蜊，利用它们的radulae进行滤食，促进水域生态系统的健康。通过维护水质并为其他海洋生物提供栖息地，这些生物在维持生物多样性方面发挥着重要作用。此外，radulae的研究可以激发仿生学的创新，工程师和设计师从自然中寻找解决人类挑战的方案。总之，radulae是一种非凡的适应性，展示了软体动物生活的多样性和复杂性。从草食性到肉食性饮食，radulae的变化说明了自然界中形式与功能之间的错综关系。随着我们继续探索和理解这些结构的作用，我们对塑造地球生命的进化过程有了更深刻的认识。radulae不仅突显了自然的巧妙之处，还强化了保护支持这些令人难以置信的生物栖息地的重要性。