indumentum

简明释义

英[ɪndjʊˈmentəm]美[ɪndjʊˈmentəm]

羽毛

[植] 毛被

英英释义

单词用法

同义词

反义词

例句

1.Stems and inflorescences with indumentum not as above; leaves not or only slightly rugulose.

茎和花序具毛被不如上；叶并非或只稍微皱。

2.Stems and inflorescences with indumentum not as above; leaves not or only slightly rugulose.

茎和花序具毛被不如上；叶并非或只稍微皱。

3.Leaf blade base cuneate, abaxial surface with gray-white indumentum; corolla magenta-rose.

背面用灰白色的毛被，叶片基部楔形；花冠。

4.The indumentum on the sepals and capsule varies greatly in density.

在萼片和蒴果上的毛被在密度上大大变化。

5.Abaxial leaf surface with a patchy discontinuous indumentum.

叶背面具一不规则的不连续的毛被。

6.Trees or shrubs, dioecious; indumentum of simple hairs.

乔木或灌木，雌雄异株；毛被为单毛。

7.The scientist examined the indumentum of the plant to understand its adaptation to the environment.

科学家研究了植物的indumentum（被毛）以了解其对环境的适应性。

8.In botany, the indumentum refers to the covering of hairs or scales on a plant's surface.

在植物学中，indumentum（被毛）指的是植物表面的毛发或鳞片的覆盖物。

9.The indumentum of certain mammals can provide insulation against cold temperatures.

某些哺乳动物的indumentum（被毛）可以提供对寒冷温度的绝缘。

10.Researchers found that the indumentum of the species plays a crucial role in moisture retention.

研究人员发现该物种的indumentum（被毛）在保持水分方面起着至关重要的作用。

11.The indumentum of this fern is particularly dense, helping it thrive in humid environments.

这种蕨类植物的indumentum（被毛）特别浓密，帮助它在潮湿的环境中茁壮成长。

作文

In the world of biology, the term indumentum refers to a covering or layer of hairs, scales, or other structures on the surface of a plant or animal. This concept is particularly important in the study of botany and zoology, where understanding the protective and adaptive functions of these coverings can provide insights into the survival strategies of various species. For instance, many plants have evolved a dense indumentum of trichomes—tiny hair-like structures—that serve multiple purposes. These trichomes can help to reduce water loss by trapping moisture near the surface of the leaves, thereby creating a microclimate that is more favorable for the plant's growth. Additionally, the presence of an indumentum can deter herbivores from feeding on the plant, as some trichomes may be sharp or irritating, while others may secrete substances that are unpalatable or toxic. In the animal kingdom, the indumentum takes on different forms, such as fur, feathers, or scales, which all play crucial roles in thermoregulation, camouflage, and protection. For example, mammals possess an indumentum of fur that not only keeps them warm in cold environments but also serves as a means of communication through color patterns and textures. Birds, on the other hand, have feathers that provide insulation, enable flight, and often display vibrant colors for mating rituals. The indumentum in reptiles, like scales, offers protection against predators and environmental factors, while also aiding in locomotion. Understanding the various types of indumentum across different species allows scientists to draw connections between form and function in evolutionary biology. The adaptations seen in the indumentum of different organisms are often a reflection of their ecological niches and the selective pressures they face. For instance, desert plants may develop a thick indumentum to minimize water loss, while tropical plants may have a more open structure to facilitate photosynthesis in high humidity. Moreover, the study of indumentum has practical applications in agriculture and horticulture. By selecting plant varieties with desirable indumentum characteristics, farmers can cultivate crops that are more resilient to pests and environmental stresses. Similarly, understanding the indumentum of ornamental plants can aid in breeding programs aimed at enhancing aesthetic appeal while maintaining hardiness. In conclusion, the concept of indumentum extends beyond mere definition; it encompasses a wide range of biological functions and adaptations that are vital for the survival of both plants and animals. As we continue to explore the intricate relationships between organisms and their environments, the study of indumentum will undoubtedly play a key role in our understanding of biodiversity and ecosystem dynamics. Whether it is through the protective layers on a leaf or the insulating fur of a mammal, the indumentum serves as a testament to the remarkable ways life has evolved to thrive in diverse habitats.

在生物学的世界里，术语indumentum指的是植物或动物表面上覆盖的毛发、鳞片或其他结构的层。这一概念在植物学和动物学研究中尤为重要，因为理解这些覆盖物的保护和适应功能可以为我们提供关于各种物种生存策略的见解。例如，许多植物已经进化出浓密的indumentum毛状体——微小的类毛结构——这具有多重用途。这些毛状体可以通过在叶子表面附近捕捉水分来帮助减少水分流失，从而创造一个更有利于植物生长的小气候。此外，indumentum的存在可以阻止食草动物啃食植物，因为一些毛状体可能是尖锐或刺激性的，而另一些则可能分泌出不适口或有毒的物质。 在动物王国中，indumentum呈现出不同的形式，如毛发、羽毛或鳞片，这些都在热调节、伪装和保护中发挥着关键作用。例如，哺乳动物拥有的indumentum毛发不仅能在寒冷环境中保持温暖，还通过颜色模式和纹理作为交流的手段。另一方面，鸟类拥有的羽毛不仅提供绝缘，还使飞行成为可能，并且通常展示出鲜艳的颜色用于交配仪式。爬行动物的indumentum如鳞片，为其提供了对捕食者和环境因素的保护，同时也有助于运动。 理解不同物种之间的各种indumentum类型使科学家能够在进化生物学中建立形式与功能之间的联系。不同生物体的indumentum所表现出的适应性往往反映了它们的生态位和面临的选择压力。例如，沙漠植物可能会发展出厚重的indumentum以最小化水分流失，而热带植物可能具有更开放的结构以促进高湿度下的光合作用。 此外，indumentum的研究在农业和园艺中也具有实际应用。通过选择具有理想indumentum特征的植物品种，农民可以培育出对害虫和环境压力更具韧性的作物。同样，理解观赏植物的indumentum可以帮助育种计划，旨在增强美学吸引力，同时保持硬度。 总之，indumentum的概念超越了单纯的定义；它涵盖了一系列对植物和动物生存至关重要的生物功能和适应。在我们继续探索生物体与其环境之间复杂关系的过程中，indumentum的研究无疑将在我们理解生物多样性和生态系统动态方面发挥关键作用。无论是通过叶子上的保护层，还是哺乳动物的绝缘毛发，indumentum都是生命如何在多样栖息地中进化以繁衍生息的非凡方式的见证。