epigynous

简明释义

英[ɪˈpɪdʒɪnəs;e-]美[ˌepɪˈzaɪləs]

adj. （花被，雄蕊等）上位的

英英释义

单词用法

同义词

反义词

例句

1.The transmission of the dates between epigynous machine and hypogyny-machine is achieved via the popular interface-USB.

上位机和下位机之间的数据传输则是通过目前比较流行的USB接口技术实现。

2.The transmission of the dates between epigynous machine and hypogyny-machine is achieved via the popular interface-USB.

上位机和下位机之间的数据传输则是通过目前比较流行的USB接口技术实现。

3.The software interface design of epigynous computer is programmed by language of VB.

该系统上位机界面设计采用VB语言。

4.The flower of the apple tree is classified as epigynous 子房上位的 because the ovary is situated above the other floral parts.

苹果树的花被归类为epigynous 子房上位的，因为子房位于其他花部之上。

5.In epigynous 子房上位的 flowers, the petals and sepals appear to arise from the top of the ovary.

在epigynous 子房上位的花中，花瓣和萼片似乎是从子房的顶部生长出来的。

6.Many members of the Asteraceae family exhibit epigynous 子房上位的 characteristics in their floral structure.

许多菊科植物在其花的结构中表现出epigynous 子房上位的特征。

7.The epigynous 子房上位的 nature of certain flowers can affect pollination strategies.

某些花的epigynous 子房上位的特性可能会影响授粉策略。

8.Understanding whether a plant is epigynous 子房上位的 or hypogynous is crucial for botanists studying reproductive systems.

了解植物是epigynous 子房上位的还是下位的，对研究生殖系统的植物学家来说至关重要。

作文

In the vast world of botany, the term epigynous refers to a type of flower structure where the ovary is situated above the other floral parts. This unique arrangement plays a significant role in the reproductive strategies of many plants. Understanding the concept of epigynous flowers can enhance our appreciation for the complexity and diversity found in the plant kingdom. To illustrate the implications of epigynous flower structures, let's consider the example of the guava plant (Psidium guajava). The guava bears epigynous flowers, meaning that its ovary is positioned above the petals and sepals. This positioning allows for more efficient pollination as the reproductive organs are more accessible to pollinators. In contrast, hypogynous flowers, where the ovary is below the other floral parts, may present challenges for pollinators trying to reach the nectar and pollen. The evolutionary significance of epigynous flowers cannot be overstated. By having the ovary prominently displayed, these plants can attract a variety of pollinators, including bees, butterflies, and birds. This adaptation increases the likelihood of successful fertilization and seed production, which is essential for the survival of the species. Additionally, the structural design of epigynous flowers often leads to the formation of fleshy fruits, which are appealing to animals. These animals, in turn, help in seed dispersal, further enhancing the reproductive success of the plant. Moreover, the study of epigynous flowers extends beyond their biological functions; it also has agricultural implications. Many crops, such as tomatoes and bell peppers, feature epigynous flowers. Understanding their structure can inform farmers about the best practices for pollination and fruit development. For instance, knowing that these flowers require specific pollinators can help in planning crop rotations and intercropping strategies to maximize yield. In addition to agriculture, the aesthetic appeal of epigynous flowers contributes to their significance. Gardeners and landscape designers often choose plants with epigynous flowers for their beauty and the vibrant fruits they produce. The visual allure of these plants not only enhances the landscape but also supports local wildlife by providing food sources for birds and insects. In conclusion, the term epigynous encompasses much more than just a botanical classification; it represents a fascinating intersection of form, function, and ecological relationships. By exploring the characteristics and advantages of epigynous flowers, we gain insight into the intricate dynamics of plant reproduction and the vital roles these structures play in ecosystems. As we continue to study and appreciate the natural world, the understanding of terms like epigynous becomes essential for fostering a deeper connection with the environment around us.

在广阔的植物学世界中，术语epigynous指的是一种花结构，其中子房位于其他花部之上。这种独特的排列在许多植物的繁殖策略中发挥着重要作用。理解epigynous花的概念可以增强我们对植物王国中复杂性和多样性的欣赏。 为了说明epigynous花结构的影响，让我们考虑番石榴（Psidium guajava）的例子。番石榴开花时呈现出epigynous的特征，意味着其子房位于花瓣和萼片之上。这种位置使得授粉更加高效，因为生殖器官更容易被授粉者接触。相比之下，子房位于其他花部之下的隐花（hypogynous）花可能会给试图获取花蜜和花粉的授粉者带来挑战。 epigynous花的进化意义不容小觑。通过将子房显著展示，这些植物能够吸引多种授粉者，包括蜜蜂、蝴蝶和鸟类。这种适应性提高了成功授粉和种子生产的可能性，这对物种的生存至关重要。此外，epigynous花的结构设计通常导致肉质果实的形成，这对动物有吸引力。这些动物反过来又帮助种子传播，进一步增强了植物的繁殖成功。 此外，研究epigynous花不仅限于它们的生物功能；它也具有农业意义。许多作物，如番茄和甜椒，具有epigynous花。理解它们的结构可以告知农民关于授粉和果实发育的最佳实践。例如，知道这些花需要特定的授粉者可以帮助规划作物轮作和间作策略，以最大化产量。 除了农业，epigynous花的美学吸引力也增加了它们的重要性。园艺师和景观设计师常常选择具有epigynous花的植物，以其美丽和所产生的鲜艳果实。这样的植物不仅增强了景观美感，还通过为鸟类和昆虫提供食源来支持当地野生动物。 总之，术语epigynous包含的不仅仅是植物分类；它代表了形式、功能和生态关系的迷人交集。通过探索epigynous花的特征和优势，我们获得了对植物繁殖复杂动态的深入了解，以及这些结构在生态系统中所扮演的重要角色。随着我们继续研究和欣赏自然世界，对像epigynous这样的术语的理解变得至关重要，以培养与周围环境更深层次的联系。