extrorse

简明释义

英[ekˈstrɔːs]美[ˈdekstrɔrs]

adj. （花药）向外的；向轴外的

英英释义

单词用法

同义词

反义词

例句

1.Extrorse Denoting anthers in which dehiscence lines are to the outside of the flower, promoting cross-pollination.

表示花药开裂朝向花的外部，可促进异花授粉。

2.Extrorse Denoting anthers in which dehiscence lines are to the outside of the flower, promoting cross-pollination.

表示花药开裂朝向花的外部，可促进异花授粉。

3.The flowers of this plant are characterized by their extrorse 外展的 petals that open outward.

这种植物的花朵具有其外展的花瓣，向外开放。

4.In botany, an extrorse 外展的 anther is one that faces outward from the flower.

在植物学中，外展的花药是指朝向花朵外侧的花药。

5.The leaves of the tree exhibit extrorse 外展的 growth patterns, spreading away from the trunk.

这棵树的叶子表现出外展的生长模式，向树干外侧伸展。

6.Certain species of orchids have extrorse 外展的 floral structures that attract specific pollinators.

某些兰花种类具有外展的花结构，可以吸引特定的授粉者。

7.The extrorse 外展的 position of the stamens is crucial for effective pollination.

雄蕊的外展的位置对于有效授粉至关重要。

作文

In the world of botany, many terms are used to describe the characteristics of plants and their structures. One such term is extrorse, which refers to the direction in which certain plant parts, such as anthers or leaves, open or face. Understanding this term can enhance our appreciation of plant biology and its intricate designs. For instance, when observing flowers, one might notice that some anthers are positioned in a way that they open outward, away from the flower's center. This outward orientation is what we describe as extrorse. It allows for effective pollen dispersal, increasing the chances of pollination by attracting pollinators. The opposite of extrorse is introrse, where structures face inward, which can also serve specific purposes depending on the plant species. The significance of extrorse structures extends beyond mere aesthetics; they play a crucial role in the reproductive success of flowering plants. For example, many angiosperms have evolved to have extrorse anthers that release pollen at just the right moment. This adaptation ensures that pollen is readily available to visiting insects, which inadvertently carry it from one flower to another. Such interactions are vital for genetic diversity within plant populations and contribute to the overall health of ecosystems. Moreover, the study of extrorse features in plants can inform horticulturists and agricultural scientists about how to cultivate and breed plants effectively. By understanding how different plant structures function, they can select for traits that enhance yield or resilience against pests and diseases. For example, crops with extrorse flowering patterns might be more attractive to beneficial insects, leading to improved pollination rates and higher fruit production. In addition to its biological implications, the concept of extrorse can be metaphorically applied to various aspects of life. Just as plants exhibit extrorse traits to reach out and connect with their environment, individuals can also strive to be more extrorse in their interactions. This means being open, approachable, and willing to engage with others. In a world that often feels isolated, fostering extrorse connections can lead to stronger relationships and a sense of community. In conclusion, the term extrorse encapsulates a fascinating aspect of plant biology that highlights the complexity of nature. Its implications extend far beyond the scientific realm, encouraging us to consider how we relate to the world around us. As we learn more about the importance of extrorse structures in plants, we can also reflect on our own behaviors and strive to be more extrorse in our lives, reaching out to others and embracing the beauty of connection. Through this understanding, we not only enrich our knowledge of botany but also enhance our interpersonal relationships, creating a more harmonious existence for ourselves and those around us.

在植物学的世界中，许多术语用于描述植物及其结构的特征。其中一个术语是extrorse，指的是某些植物部分（如花药或叶子）打开或面向的方向。理解这个术语可以增强我们对植物生物学及其复杂设计的欣赏。例如，当观察花朵时，人们可能会注意到一些花药的位置是向外打开的，远离花的中心。这种外向的朝向就是我们所描述的extrorse。它允许有效的花粉散播，增加了通过吸引传粉者进行授粉的机会。extrorse的相对概念是introrse，即结构朝内，这也可以根据植物种类提供特定的目的。 extrorse结构的重要性不仅限于美学；它们在开花植物的繁殖成功中发挥着至关重要的作用。例如，许多被子植物已经进化出具有extrorse花药的特征，这些花药在恰当的时刻释放花粉。这种适应性确保花粉在访问昆虫时随时可用，而这些昆虫无意中将花粉从一朵花带到另一朵花。这种互动对植物群体的遗传多样性至关重要，并有助于生态系统的整体健康。 此外，研究植物中的extrorse特征可以使园艺师和农业科学家了解如何有效地培养和育种植物。通过理解不同植物结构的功能，他们可以选择增强产量或抵御害虫和疾病的特征。例如，具有extrorse开花模式的农作物可能更具吸引力，有利于昆虫，从而提高授粉率和果实产量。 除了生物学意义之外，extrorse的概念也可以隐喻性地应用于生活的各个方面。正如植物展现出extrorse特征以与环境联系一样，个人也可以努力在互动中变得更加extrorse。这意味着要开放、易接近，并愿意与他人交流。在一个常常感到孤立的世界中，培养extrorse的联系可以促进更强的关系和社区意识。 总之，术语extrorse概括了植物生物学的一个迷人方面，突显了自然的复杂性。它的影响远不止科学领域，鼓励我们考虑自己与周围世界的关系。当我们了解到extrorse结构在植物中的重要性时，我们也可以反思自己的行为，努力在生活中变得更加extrorse，主动与他人接触，拥抱联系的美好。通过这种理解，我们不仅丰富了对植物学的知识，也增强了人际关系，为自己和周围的人创造了更和谐的存在。