subulate

简明释义

英[ˈsjuːbjʊlət;-leɪt]美[ˈsʊbjʊlet]

adj. 锥形的；钻状的

英英释义

单词用法

同义词

反义词

例句

1.The straight subulate gears are commonly been machining on special machine tool, but the factories of machining the large-size straight subulate gears are rather less.

直齿锥齿轮一般要在专用机床上加工，但能够加工大型直齿锥齿轮的生产企业极少。

2.The straight subulate gears are commonly been machining on special machine tool, but the factories of machining the large-size straight subulate gears are rather less.

直齿锥齿轮一般要在专用机床上加工，但能够加工大型直齿锥齿轮的生产企业极少。

3.Stock stout, forming an erect trunk sometimes up to 1 m tall, apex densely covered with subulate shining brown scales.

根状茎粗短，直立，高可达1米，顶端密被棕褐色、具光泽的钻形鳞片。

4.Stock stout forming an erect trunk sometimes up to1m tall apex densely covered with subulate shining brown scales.

根状茎粗短，直立，高可达1米，顶端密被棕褐色、光泽的钻形鳞片。

5.During the lecture, we learned about the subulate features of certain algae.

在讲座中，我们了解了某些藻类的狭长尖形特征。

6.The artist used subulate forms in her sculpture to convey a sense of movement.

这位艺术家在她的雕塑中使用了狭长尖形的形式来传达一种运动感。

7.In botanical studies, some species are noted for their subulate branches.

在植物学研究中，一些物种以其狭长尖形的枝条而闻名。

8.The subulate shape of the cactus spines helps reduce water loss.

仙人掌刺的狭长尖形有助于减少水分流失。

9.The leaves of the plant are subulate, resembling narrow, pointed structures.

这种植物的叶子是狭长尖形的，类似于狭窄的尖状结构。

作文

In the vast world of botany, the term subulate refers to a specific shape often found in plant structures, particularly leaves and bracts. The word derives from the Latin 'subula', meaning 'awl', which describes an elongated, tapering form. This unique morphology has significant implications for plant adaptation and survival in various environments. Understanding the concept of subulate can enhance our appreciation of plant diversity and evolution.Plants exhibit a variety of leaf shapes, each adapted to their specific ecological niches. For instance, subulate leaves are typically narrow and pointed, resembling an awl. This shape can be advantageous in arid environments where water conservation is crucial. The narrowness of subulate leaves reduces the surface area exposed to the sun, minimizing water loss through transpiration. Additionally, the pointed tips can help channel rainwater down to the roots, providing essential moisture in dry conditions.In contrast, broader leaves may be more common in humid environments where water is abundant. However, the presence of subulate structures in these regions can also serve other purposes, such as deterring herbivores or competing plants. The sharp edges of subulate leaves can make it difficult for animals to consume them, providing a defense mechanism against herbivory. Furthermore, their unique shape can help reduce shading on neighboring plants, allowing for better light penetration and photosynthesis.The study of subulate leaves also extends to their role in the ecosystem. For example, certain species with subulate leaves are known to attract specific pollinators due to their distinct shape and structure. This relationship between plant morphology and pollination is a fascinating aspect of evolutionary biology. Pollinators, such as bees and butterflies, are often drawn to the unique features of subulate plants, which can lead to increased reproduction rates and genetic diversity within plant populations.Moreover, the concept of subulate is not limited to leaves alone; it can also be observed in other plant parts, such as stems and flowers. In some cases, subulate bracts can protect developing flowers from herbivores and environmental stressors. These adaptations highlight the intricate relationships between plant structure and function, showcasing nature's ingenuity in solving survival challenges.In conclusion, the term subulate encapsulates a fascinating aspect of plant morphology that plays a vital role in the adaptation and survival of various species. By understanding the significance of subulate leaves and structures, we can gain deeper insights into the complexities of plant evolution and ecology. This knowledge not only enriches our understanding of the natural world but also underscores the importance of preserving biodiversity for future generations. As we continue to explore the wonders of botany, the concept of subulate will undoubtedly remain a key element in our quest to understand the intricate web of life on Earth.

在植物学的广阔世界中，术语subulate指的是一种特定的形状，通常出现在植物结构中，尤其是叶子和苞片。这个词源于拉丁语“subula”，意为“锥子”，描述了一种细长、逐渐变尖的形态。这种独特的形态在植物适应和生存于各种环境中的意义重大。理解subulate的概念可以增强我们对植物多样性和进化的欣赏。植物展现出多种叶子形状，每种都适应其特定的生态位。例如，subulate叶子通常狭窄且尖锐，类似于锥子。这种形状在干旱环境中具有优势，因为水分的保存至关重要。subulate叶子的狭窄减少了暴露在阳光下的表面积，从而最小化通过蒸腾作用的水分损失。此外，尖尖的叶尖可以帮助将雨水引导到根部，为干燥条件下提供必要的水分。相比之下，更宽的叶子可能在潮湿环境中更为常见。然而，这些区域中存在的subulate结构也可以服务于其他目的，例如阻止食草动物或竞争植物。subulate叶子的锋利边缘使动物难以食用它们，提供了一种防御机制，以抵御食草性。对subulate叶子的研究还扩展到它们在生态系统中的角色。例如，某些具有subulate叶子的物种因其独特的形状和结构而吸引特定的授粉者。这种植物形态与授粉之间的关系是进化生物学的一个迷人方面。授粉者，如蜜蜂和蝴蝶，常常被subulate植物的独特特征吸引，这可以导致繁殖率和植物种群内的遗传多样性增加。此外，subulate的概念不仅限于叶子；它也可以在其他植物部分中观察到，例如茎和花。在某些情况下，subulate苞片可以保护发育中的花朵免受食草动物和环境压力。这些适应突显了植物结构与功能之间复杂的关系，展示了自然在解决生存挑战方面的巧妙。总之，术语subulate概括了植物形态的一个迷人方面，在各种物种的适应和生存中发挥着至关重要的作用。通过理解subulate叶子和结构的重要性，我们可以深入了解植物进化和生态的复杂性。这一知识不仅丰富了我们对自然世界的理解，也强调了为后代保护生物多样性的重要性。随着我们继续探索植物学的奇迹，subulate的概念无疑将继续成为我们理解地球上生命复杂网络的关键元素。