scutellum

简明释义

英[skjʊˈteləm]美[skjʊˈteləm]

n. [植] 盾片；角质鳞片（鸟足的）；小盾板；胚盘

复 数 s c u t e l l a

英英释义

单词用法

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反义词

例句

1.The ge-rice have about 2.09 times length and 1.90 times width cells of scutellum than ck;

与非巨胚稻相比，巨胚稻胚的盾片细胞明显加大，其成熟期的细胞长和细胞宽分别是非巨胚稻的2.09倍和1.90倍；

2.The ge-rice have about 2.09 times length and 1.90 times width cells of scutellum than ck;

与非巨胚稻相比，巨胚稻胚的盾片细胞明显加大，其成熟期的细胞长和细胞宽分别是非巨胚稻的2.09倍和1.90倍；

3.The scutellum serves as a key identification feature for many insect species.

对于许多昆虫种类来说，盾板是一个关键的识别特征。

4.The insect's body was characterized by a prominent scutellum, which provided additional protection.

这只昆虫的身体特征是一个突出的盾板，为其提供了额外的保护。

5.During the examination, the researcher noted the size and shape of the scutellum.

在检查过程中，研究人员注意到了盾板的大小和形状。

6.In some butterflies, the scutellum is brightly colored, contributing to their mating displays.

在一些蝴蝶中，盾板色彩鲜艳，有助于它们的求偶展示。

7.Entomologists often study the scutellum to identify different species of beetles.

昆虫学家常常研究盾板以识别不同种类的甲虫。

作文

The term scutellum refers to a specific anatomical structure found in various organisms, particularly within the fields of entomology and botany. In insects, especially beetles, the scutellum is a small, shield-like plate located behind the pronotum, which is the section of the exoskeleton covering the thorax. This structure plays a crucial role in the insect's anatomy and can vary significantly between species. Understanding the scutellum is essential for entomologists who study these creatures' classification and evolutionary relationships.In botanical terms, the scutellum refers to a part of the seed in certain plants, particularly in grasses. It is a specialized structure that aids in the absorption of nutrients during germination. The scutellum acts as a transfer tissue, facilitating the movement of nutrients from the endosperm to the developing embryo. This function is vital for the growth and establishment of seedlings, making the scutellum an important focus for botanists studying plant development and physiology.The significance of the scutellum extends beyond mere anatomy; it also has implications for agriculture and ecology. By understanding how the scutellum functions in different species, researchers can develop better agricultural practices that enhance crop yield and sustainability. For instance, knowing how the scutellum contributes to nutrient uptake can inform breeding programs aimed at producing more resilient plant varieties that thrive in challenging environmental conditions.Moreover, the study of the scutellum can provide insights into evolutionary adaptations. In insects, variations in the scutellum can indicate how species have adapted to their environments over time. Similarly, in plants, differences in the structure and function of the scutellum among species can shed light on their evolutionary history and ecological strategies. This makes the scutellum a fascinating subject of study for both entomologists and botanists.In conclusion, the scutellum is a multifaceted term that encompasses important structures in both insects and plants. Its role in insect anatomy and plant physiology highlights the interconnectedness of life forms and the intricate adaptations that have evolved over millions of years. As scientists continue to explore the complexities of the scutellum, we gain a deeper appreciation for the diversity of life on our planet and the mechanisms that sustain it. Understanding the scutellum not only enriches our knowledge of biology but also enhances our ability to protect and manage the ecosystems we depend upon.

术语scutellum指的是在各种生物中发现的特定解剖结构，特别是在昆虫学和植物学领域。在昆虫中，尤其是甲虫，scutellum是位于前胸后面的一块小盾状板，这部分外骨骼覆盖着胸部。这个结构在昆虫的解剖中起着至关重要的作用，并且在不同物种之间可能有显著差异。理解scutellum对于研究这些生物分类和进化关系的昆虫学家至关重要。在植物学中，scutellum指的是某些植物种子中的一部分，特别是在禾本科植物中。它是一个专门的结构，有助于在发芽过程中吸收营养。scutellum作为转移组织，促进营养从胚乳向发育中的胚胎的移动。这个功能对幼苗的生长和建立至关重要，使得scutellum成为植物学家研究植物发育和生理的重要焦点。scutellum的重要性不仅仅局限于解剖学；它还对农业和生态产生影响。通过了解scutellum在不同物种中的功能，研究人员可以开发出更好的农业实践，以提高作物产量和可持续性。例如，了解scutellum如何促进营养吸收可以为旨在培育更具抗逆性的植物品种的育种计划提供信息，这些品种能够在严峻的环境条件下生存。此外，对scutellum的研究可以为进化适应提供见解。在昆虫中，scutellum的变化可以表明物种如何随着时间的推移适应其环境。同样，在植物中，不同物种之间scutellum的结构和功能差异可以揭示它们的进化历史和生态策略。这使得scutellum成为昆虫学家和植物学家研究的一个引人入胜的主题。总之，scutellum是一个多面向的术语，涵盖了昆虫和植物中重要的结构。它在昆虫解剖学和植物生理学中的作用突显了生命形式的相互联系以及数百万年来进化出的复杂适应性。随着科学家继续探索scutellum的复杂性，我们对地球上生命多样性及其维持机制的理解也在加深。理解scutellum不仅丰富了我们对生物学的知识，还增强了我们保护和管理依赖的生态系统的能力。