stamen

简明释义

英[ˈsteɪmən]美[ˈsteɪmən]

n. [植]雄蕊

n. （Stamen）人名；（塞、保）斯塔门

复 数 s t a m e n s 或 s t a m i n a

英英释义

单词用法

同义词

反义词

例句

1.There are some anatomical differences of the pistil and stamen bet - ween wild sugarcane and its closely related plants.

在野生甘蔗及其近缘植物之间，雌、雄蕊存在着一些解剖学上的差异。

2.The pollen - bearing part of the stamen.

花药雄蕊中有花粉的部分。

3.The technique of fluorescent ndcmp is used to observe the occurence of nuclear extrusion in Tradescantia stamen hairs.

利用荧光显微镜技术对紧露草雄蕊毛细胞的核穿壁现象进行了观察。

4.Cells of the stamen hair are specialized cells.

构成雄蕊毛的细胞是一特化的细胞。

5.The stalk that bears the anther in a stamen.

花丝在雄蕊里产生花药的柄。

6.A flower is made up of four parts: the sepal, petal, stamen and pistil.

一朵花由四部分组成：花萼，花瓣，雄蕊和雌蕊。

7.Pollinators are attracted to the bright colors of the stamen 雄蕊 and petals.

授粉者被雄蕊和花瓣的鲜艳颜色所吸引。

8.The stamen 雄蕊 can vary greatly in size and shape among different species.

不同物种之间的雄蕊在大小和形状上可能有很大差异。

9.During the reproductive phase, the stamen 雄蕊 releases pollen into the air.

在繁殖阶段，雄蕊会将花粉释放到空气中。

10.The flower's stamen 雄蕊 is responsible for producing pollen.

这朵花的雄蕊负责产生花粉。

11.In botany class, we learned that the stamen 雄蕊 consists of an anther and a filament.

在植物学课上，我们了解到雄蕊由花药和花丝组成。

作文

In the world of botany, understanding the various parts of a flower is crucial for anyone interested in plant biology. One of the most important components of a flower is the stamen, which is the male reproductive organ. The stamen plays a vital role in the process of pollination and the reproduction of flowering plants.The stamen consists of two main parts: the anther and the filament. The anther is the part of the stamen that produces pollen, which contains the male gametes. The filament is a slender stalk that supports the anther, allowing it to be positioned in such a way that it can effectively release pollen into the environment or directly onto visiting pollinators, such as bees and butterflies.Pollination is an essential process for the reproduction of many plants. When insects or wind carry pollen from the anther of one flower to the stigma of another, fertilization can occur. This process leads to the formation of seeds, which eventually grow into new plants. Without the stamen, this critical process would not take place, and many species of plants would struggle to reproduce.Interestingly, the structure of the stamen can vary significantly among different species of flowers. For instance, in some plants, the stamen may be very long, allowing for effective pollen transfer, while in others, they may be shorter. In addition, flowers can have varying numbers of stamen, with some having only a few and others having many. This diversity is a fascinating aspect of floral biology and helps explain why certain plants attract specific pollinators.Furthermore, the stamen is often used in horticulture and gardening. Understanding how to identify the stamen can help gardeners determine the health and reproductive capabilities of their plants. If a flower is not producing sufficient pollen, it may indicate a problem with the plant’s overall health or environmental conditions. By monitoring the stamen and its development, gardeners can make informed decisions about how to care for their plants effectively.In conclusion, the stamen is a fundamental part of a flower's anatomy that serves a critical function in plant reproduction. Its role in pollination is indispensable, making it a key focus for botanists, horticulturists, and anyone with an interest in the natural world. By studying the stamen and its variations across different species, we can gain greater insight into the complexities of plant life and the intricate relationships between plants and their pollinators. The next time you admire a beautiful flower, take a moment to appreciate the stamen and the vital role it plays in the cycle of life.

在植物学的世界中，理解花朵的各个部分对任何对植物生物学感兴趣的人来说都是至关重要的。花朵中一个最重要的组成部分是雄蕊，它是雄性生殖器官。雄蕊在授粉和开花植物的繁殖过程中扮演着重要角色。雄蕊由两个主要部分组成：花药和花丝。花药是雄蕊的部分，产生花粉，其中包含雄性配子。花丝是支撑花药的细长茎，使其能够以有效释放花粉到环境中或直接到访的传粉者（如蜜蜂和蝴蝶）上。授粉是许多植物繁殖的基本过程。当昆虫或风将花粉从一朵花的花药传播到另一朵花的柱头时，受精就可以发生。这个过程导致种子的形成，最终长成新植物。如果没有雄蕊，这一关键过程将无法进行，许多植物物种将难以繁殖。有趣的是，不同物种的花朵中雄蕊的结构可能会有显著差异。例如，在某些植物中，雄蕊可能非常长，以便有效地转移花粉，而在其他植物中，它们可能较短。此外，花朵的雄蕊数量也可以不同，有些只有少数几个，而另一些则有很多。这种多样性是花卉生物学的一个迷人方面，帮助解释了为什么某些植物吸引特定的传粉者。此外，雄蕊在园艺和种植中也常常被使用。了解如何识别雄蕊可以帮助园丁确定植物的健康和繁殖能力。如果一朵花没有产生足够的花粉，这可能表明植物的整体健康状况或环境条件存在问题。通过监测雄蕊及其发育，园丁可以做出明智的决定，以有效地照顾他们的植物。总之，雄蕊是花朵解剖中的基本部分，在植物繁殖中发挥着关键作用。它在授粉中的作用是不可或缺的，使其成为植物学家、园艺师以及任何对自然界感兴趣的人的重点。通过研究雄蕊及其在不同物种中的变化，我们可以更深入地了解植物生命的复杂性以及植物与其传粉者之间的微妙关系。下次当你欣赏一朵美丽的花时，花一点时间来欣赏雄蕊及其在生命循环中所扮演的重要角色。