trichomes

简明释义

英[ˈtraɪkəʊmz]美[ˈtraɪkoʊmz]

n. [细菌][微]毛状体（trichome 的复数）；香毛族

英英释义

单词用法

同义词

反义词

例句

1.The effect of glandular trichomes may depend on the nature of the exudate.

具腺毛状体的影响依赖于分泌物的性质。

2.The external surfaces of plants often carry spiky hairs known as trichomes, which either prevent feeding by insects or may even puncture and kill insect larvae.

植物的外表面常带有尖的绒毛，例如香毛簇不仅防止被虫子咬并且可一刺破或杀死虫子的幼虫。

3.The difference of the trichomes is lithe.

表皮毛的差异较小。

4.Trichomes can be divided into two groups, simple trichomes and scales.

毛状体为单毛和鳞片毛两种类型。

5.This text reports the tracks of studying to the shape and density of gland trichomes for 11 different genotype of flue﹣cured tobacco in mature period.

为提供优质烤烟新品种选育中提高香气质和香气量的依据，对中国11个烤烟品种定型叶片的腺毛密度和在成熟过程变化的规律进行了跟踪研究。

6.The effect of glandular trichomes may depend on the nature of the exudate .

具腺毛状体的影响依赖于分泌物的性质。

7.In general, the purely mechanical effects of the pubescence depend on four main characteristics of the trichomes: density, erectness, length, and shape.

一般来说，柔毛的机械作用取决于毛状体的四个主要性状：密度、直立性、长度和形状。

8.It have forecasted the orientation and path of study on the density and the exudates of tobacco glandular trichomes, put forward the significance and purpose of the research.

展望了烟叶腺毛及其分泌物的研究方向和途径，提出烟叶腺毛及其分泌物研究的意义和目的。

9.Additionally, the Numbers of stomata and trichomes on the leaf lower-surface increased, and mesophyll cells were looser arranged and its intercellular space was larger.

叶部表皮的表皮毛和气孔器明显增多、叶肉细胞排列较对照结构疏松且细胞间隙大。

10.It have forecasted the orientation and path of study on the density and the exudates of tobacco glandular trichomes, put forward the significance and purpose of the research.

展望了烟叶腺毛及其分泌物的研究方向和途径，提出烟叶腺毛及其分泌物研究的意义和目的。

11.The plant's surface is covered with tiny trichomes 毛状体 that help reduce water loss.

植物表面覆盖着微小的trichomes 毛状体，有助于减少水分流失。

12.Some species of cannabis have more trichomes 毛状体, indicating higher potency.

某些大麻品种的trichomes 毛状体更多，表示其效力更高。

13.Insects are often deterred by the presence of trichomes 毛状体 on leaves.

叶子上的trichomes 毛状体常常能阻止昆虫。

14.The trichomes 毛状体 of the nettle plant can cause skin irritation.

荨麻植物的trichomes 毛状体可能会导致皮肤刺激。

15.Research shows that certain trichomes 毛状体 produce essential oils.

研究表明，某些trichomes 毛状体产生精油。

作文

Trichomes are fascinating structures found on the surfaces of many plants. These tiny hair-like projections can vary significantly in size, shape, and function. In botanical terms, trichomes（毛状体）are defined as outgrowths from the epidermis of a plant, and they serve multiple purposes that are crucial for the plant's survival. Understanding the role of trichomes（毛状体）in plant physiology can provide insights into how plants interact with their environment. One of the primary functions of trichomes（毛状体）is to provide protection against herbivores. Many plants have developed trichomes（毛状体）that are sharp or sticky, deterring animals from eating them. For example, the stinging nettle has trichomes（毛状体）that inject irritating substances when touched, making it an unappealing choice for grazing animals. This defense mechanism is essential for the survival of the plant, allowing it to thrive in competitive ecosystems. In addition to deterring herbivores, trichomes（毛状体）also play a significant role in regulating water loss. Plants in arid environments often possess dense trichomes（毛状体）that create a microenvironment around the leaf surface. This layer of trichomes（毛状体）can trap moisture and reduce evaporation, helping the plant conserve water. For instance, the leaves of many desert succulents are covered with trichomes（毛状体）that reflect sunlight and minimize heat absorption, further aiding in water retention. Moreover, trichomes（毛状体）can also contribute to the plant's reproductive success. Some species produce trichomes（毛状体）that attract pollinators or aid in seed dispersal. For example, the fluffy trichomes（毛状体）on dandelion seeds help them to be carried by the wind, ensuring that the plant can spread its offspring over a wide area. This adaptation is vital for the propagation of many plant species. Furthermore, trichomes（毛状体）are involved in the production of secondary metabolites, which can have various ecological functions. These compounds can be toxic to herbivores or have antimicrobial properties, protecting the plant from diseases. For example, cannabis plants have glandular trichomes（毛状体）that produce cannabinoids and terpenes, substances that not only affect the plant's aroma and flavor but also have significant effects on human health and wellness. In conclusion, trichomes（毛状体）are more than just simple hair-like structures; they are vital components of plant biology that serve multiple functions. From providing physical protection against herbivores to aiding in water conservation and facilitating reproduction, trichomes（毛状体）play essential roles in the life of a plant. Understanding these structures enhances our appreciation of the complexity of plant adaptations and their interactions with the environment. As we continue to study plants and their unique features, trichomes（毛状体）will undoubtedly remain an area of interest for botanists and ecologists alike.

毛状体是许多植物表面发现的迷人结构。这些微小的毛状突起在大小、形状和功能上差异显著。在植物学术语中，trichomes（毛状体）被定义为植物表皮的外生物，它们的多重功能对植物的生存至关重要。理解trichomes（毛状体）在植物生理学中的作用，可以提供植物如何与环境互动的洞见。trichomes（毛状体）的主要功能之一是提供对草食动物的保护。许多植物发展出尖锐或粘性的trichomes（毛状体），以阻止动物进食它们。例如，荨麻有trichomes（毛状体）在触碰时注入刺激性物质，使其成为不受欢迎的选择。这种防御机制对植物的生存至关重要，使其能够在竞争激烈的生态系统中茁壮成长。除了抵御草食动物，trichomes（毛状体）在调节水分流失方面也发挥着重要作用。生活在干旱环境中的植物通常具有密集的trichomes（毛状体），在叶表面周围创造微环境。这层trichomes（毛状体）可以捕捉水分并减少蒸发，帮助植物保持水分。例如，许多沙漠多肉植物的叶子上覆盖着trichomes（毛状体），反射阳光并最小化热量吸收，从而进一步帮助保持水分。此外，trichomes（毛状体）还可以促进植物的繁殖成功。一些物种产生trichomes（毛状体），以吸引传粉者或帮助种子传播。例如，蒲公英种子上的毛茸茸的trichomes（毛状体）帮助它们随风传播，确保植物可以在广泛区域传播其后代。这种适应对许多植物物种的繁殖至关重要。此外，trichomes（毛状体）参与次级代谢物的生产，这些代谢物可以具有各种生态功能。这些化合物可以对草食动物有毒性或具有抗微生物特性，保护植物免受疾病。例如，大麻植物有腺状trichomes（毛状体），产生大麻素和萜烯，这些物质不仅影响植物的香气和味道，还对人类健康和福祉产生重大影响。总之，trichomes（毛状体）不仅仅是简单的毛状结构；它们是植物生物学的重要组成部分，具有多重功能。从提供对草食动物的物理保护到帮助水分保持和促进繁殖，trichomes（毛状体）在植物的生命中扮演着重要角色。理解这些结构增强了我们对植物适应复杂性及其与环境相互作用的欣赏。随着我们继续研究植物及其独特特征，trichomes（毛状体）无疑将继续成为植物学家和生态学家关注的领域。