raphide

简明释义

英[ˈreɪfaɪd]美[ˈreɪfɪd;ˈræfɪd]

n. [植]针晶体（等于 raphis）

复 数 r a p h i d e s

英英释义

单词用法

同义词

反义词

例句

1.Certain types of orchids are known for their beautiful flowers, but they also contain raphides for protection.

某些类型的兰花以其美丽的花朵而闻名，但它们也含有保护用的raphides。

2.When studying the anatomy of plants, you might come across raphides in species like Dieffenbachia.

在研究植物解剖时，你可能会在像大叶万年青这样的物种中发现raphides。

3.The plant's defense mechanism includes the production of raphides, which are needle-like crystals that can deter herbivores.

该植物的防御机制包括产生raphides，这些针状晶体可以威慑草食动物。

4.In botany classes, we often examine raphides under a microscope to understand their structure and function.

在植物学课上，我们经常在显微镜下检查raphides以了解它们的结构和功能。

5.Some researchers are exploring the potential medicinal properties of plants containing raphides.

一些研究人员正在探索含有raphides的植物的潜在药用特性。

作文

In the fascinating world of botany, many terms and concepts are essential for understanding plant biology and their adaptations. One such term is raphide, which refers to a type of crystal found in certain plants. These crystals are typically needle-shaped and are composed mainly of calcium oxalate. The presence of raphides serves various purposes in the life of a plant, including defense mechanisms against herbivores and aiding in the regulation of calcium levels within the plant cells. To understand the significance of raphides, we must first explore their formation and structure. These crystals are formed through a process called biomineralization, where organic materials help in the precipitation of minerals. This process allows plants to produce these tiny, sharp structures that can deter animals from eating them. For instance, when herbivores consume plant tissues containing raphides, they may experience irritation in their mouths or digestive tracts due to the piercing nature of the crystals. This natural defense strategy is crucial for the survival of many plant species, ensuring that they can thrive in various environments.Moreover, raphides are not just defensive tools; they also play a role in the overall health of the plant. Calcium is an essential nutrient for plants, and the presence of these crystals helps regulate calcium levels within the plant. By storing excess calcium in the form of raphides, plants can maintain a balance that supports various physiological processes, such as cell division and growth. Thus, the study of raphides provides insights into how plants adapt to their surroundings and manage their nutritional needs.Interestingly, raphides can also be used in traditional medicine. Some cultures have utilized plants containing raphides for their purported health benefits. For example, certain medicinal plants known for their anti-inflammatory and analgesic properties contain raphides, which are believed to contribute to these effects. However, it is essential to approach these uses with caution and scientific scrutiny, as not all plants containing raphides are safe for consumption.In conclusion, the term raphide encapsulates a remarkable aspect of plant biology that highlights the intricate relationships between plants and their environments. These needle-like crystals serve as both a defense mechanism against herbivores and a means of regulating essential nutrients. By studying raphides, scientists can gain a deeper understanding of plant adaptations and the ecological roles they play. Whether in the context of agriculture, horticulture, or traditional medicine, the knowledge surrounding raphides continues to evolve, revealing the complexities of the natural world around us.

在植物学的奇妙世界中，许多术语和概念对于理解植物生物学及其适应性至关重要。其中一个术语是raphide，指的是某些植物中发现的一种晶体。这些晶体通常呈针状，主要由草酸钙组成。raphides的存在在植物的生活中发挥着多种作用，包括对抗食草动物的防御机制以及帮助调节植物细胞内的钙水平。为了理解raphides的重要性，我们首先必须探讨它们的形成和结构。这些晶体通过一种称为生物矿化的过程形成，在这个过程中，有机材料帮助矿物质的沉淀。这个过程使植物能够产生这些微小而锋利的结构，从而可以阻止动物的食用。例如，当食草动物摄入含有raphides的植物组织时，由于晶体的刺穿特性，它们可能会在嘴里或消化道中感到刺激。这种自然防御策略对于许多植物物种的生存至关重要，确保它们能够在各种环境中繁茁生长。此外，raphides不仅仅是防御工具；它们还在植物的整体健康中发挥着作用。钙是植物必需的营养素，这些晶体的存在有助于调节植物内部的钙水平。通过以raphides的形式储存多余的钙，植物可以保持一种支持各种生理过程（如细胞分裂和生长）的平衡。因此，研究raphides为我们提供了关于植物如何适应其环境以及管理其营养需求的深入见解。有趣的是，raphides也可以用于传统医学。一些文化利用含有raphides的植物来获取其声称的健康益处。例如，某些以抗炎和镇痛特性著称的药用植物中含有raphides，据信这些晶体有助于这些效果。然而，必须谨慎并进行科学审查，因为并非所有含有raphides的植物都安全可供食用。总之，术语raphide概括了植物生物学的一个显著方面，突显了植物与其环境之间错综复杂的关系。这些针状晶体既是对抗食草动物的防御机制，也是调节必需营养素的手段。通过研究raphides，科学家可以更深入地理解植物的适应性及其所扮演的生态角色。无论是在农业、园艺还是传统医学的背景下，围绕raphides的知识不断发展，揭示了我们周围自然世界的复杂性。