gymnospermous

简明释义

英[/ˌdʒɪm.nəˈspɜr.məs/]美[/ˌdʒɪm.nəˈspɜr.məs/]

adj. 裸子的；裸子植物的

英英释义

单词用法

同义词

反义词

例句

1.Any of various gymnospermous trees having yellow wood.

具有黄色木质的裸子植物树木的任何一种。

2.Any of various gymnospermous trees having yellow wood.

具有黄色木质的裸子植物树木的任何一种。

3.The gymnospermous 裸子植物的 trees in the forest provide a unique habitat for various wildlife.

森林中的gymnospermous 裸子植物的树木为各种野生动物提供了独特的栖息地。

4.In biology class, we learned that gymnospermous 裸子植物的 plants do not produce flowers.

在生物课上，我们了解到gymnospermous 裸子植物的植物不产生花。

5.Pine trees are an example of gymnospermous 裸子植物的 species.

松树是gymnospermous 裸子植物的一个例子。

6.The seeds of gymnospermous 裸子植物的 plants are often found exposed on cones.

在锥体上，gymnospermous 裸子植物的植物的种子通常是暴露的。

7.Many gymnospermous 裸子植物的 species are adapted to survive in harsh climates.

许多gymnospermous 裸子植物的物种适应了在恶劣气候中生存。

作文

The world of plants is incredibly diverse, with various categories that help us understand their characteristics and evolutionary history. One such category is the group known as gymnospermous plants. These fascinating organisms play a crucial role in our ecosystems and have unique features that set them apart from other plant groups. In this essay, I will explore the characteristics of gymnospermous plants, their significance in nature, and their contributions to human life. First and foremost, gymnospermous plants are defined by their reproductive structures. Unlike angiosperms, which produce flowers and fruits, gymnospermous plants bear seeds that are not enclosed within an ovary. This means that their seeds are often exposed on cones or other structures. Common examples of gymnospermous plants include conifers like pine, spruce, and fir trees, as well as cycads and ginkgoes. The presence of these plants in our environment is vital, as they provide habitats for numerous animal species and contribute to the overall health of ecosystems. One of the most interesting aspects of gymnospermous plants is their adaptability to various climates. Many conifers thrive in harsh conditions, such as cold temperatures and poor soil quality, where other plants may struggle to survive. Their needle-like leaves are adapted to minimize water loss, making them ideal for dry or windy environments. This resilience allows gymnospermous plants to dominate certain landscapes, particularly in boreal forests and mountainous regions where conditions are not suitable for more delicate flora. In addition to their ecological importance, gymnospermous plants have significant economic value. They are a primary source of timber, paper, and other wood products, which are essential for various industries. The lumber harvested from gymnospermous trees is known for its durability and strength, making it a popular choice for construction and furniture-making. Furthermore, many of these plants are used in landscaping and horticulture due to their aesthetic appeal and ability to thrive in diverse environments. Moreover, gymnospermous plants also contribute to the production of oxygen and the sequestration of carbon dioxide, playing a vital role in combating climate change. By absorbing CO2 during photosynthesis and releasing oxygen, they help maintain the balance of gases in our atmosphere. This function is increasingly important as global temperatures rise and the effects of climate change become more pronounced. In conclusion, gymnospermous plants are a remarkable group of organisms that offer a wealth of benefits to both the environment and humanity. Their unique reproductive structures, adaptability to various climates, economic significance, and role in maintaining ecological balance underscore their importance. As we continue to learn more about these plants, it is essential to recognize their contributions and work towards preserving their habitats for future generations. Understanding the role of gymnospermous plants in our world can inspire us to appreciate the complexity of nature and the interconnectedness of all living things.

植物的世界是非常多样化的，具有各种类别，这有助于我们理解它们的特征和进化历史。其中一个类别被称为裸子植物。这些迷人的生物在我们的生态系统中发挥着至关重要的作用，并具有独特的特征，使它们与其他植物群体区分开来。在这篇文章中，我将探讨裸子植物的特征、它们在自然界中的重要性以及它们对人类生活的贡献。 首先，裸子植物的定义是基于它们的生殖结构。与产生花和果实的被子植物不同，裸子植物的种子并不被包裹在子房内。这意味着它们的种子通常暴露在锥体或其他结构上。常见的裸子植物包括松树、云杉和冷杉等针叶树，以及苏铁和银杏。这些植物在我们环境中的存在至关重要，因为它们为众多动物物种提供栖息地，并有助于生态系统的整体健康。 裸子植物的一个有趣方面是它们对各种气候的适应能力。许多针叶树能够在恶劣条件下生存，例如寒冷的温度和贫瘠的土壤质量，而其他植物可能难以生存。它们针状的叶子适应了最小化水分流失，使它们在干燥或多风的环境中理想。这种韧性使得裸子植物能够主导某些景观，尤其是在寒温带森林和山区，这里条件不适合更脆弱的植物。 除了生态重要性之外，裸子植物还具有重要的经济价值。它们是木材、纸张和其他木制品的主要来源，这些产品对各个行业至关重要。从裸子植物树木中采伐的木材以其耐用性和强度而闻名，是建筑和家具制造的热门选择。此外，许多这些植物由于其美学吸引力和在多样环境中茁壮成长的能力，被用于园艺和景观美化。 此外，裸子植物还通过氧气的生产和二氧化碳的固碳，帮助应对气候变化，发挥着重要作用。通过在光合作用过程中吸收二氧化碳并释放氧气，它们帮助维持我们大气中气体的平衡。随着全球气温上升和气候变化影响日益明显，这一功能变得越来越重要。 总之，裸子植物是一组了不起的生物，为环境和人类提供了丰富的好处。它们独特的生殖结构、对各种气候的适应能力、经济意义以及在维持生态平衡中的作用，凸显了它们的重要性。随着我们继续了解这些植物，认识到它们的贡献并努力保护它们的栖息地以惠及后代是至关重要的。理解裸子植物在我们世界中的角色可以激励我们欣赏自然的复杂性以及所有生物之间的相互联系。