nastic

简明释义

英[ˈnæstɪk]美[ˈnæstɪk]

adj. 倾性的，感性运动的

英英释义

单词用法

同义词

反义词

例句

1.There are actually two attributes in people's senses of sight, i. e. nastic sense of sight and rational sense of sight.

人的视觉事实上有两重属性，这就是“感性视觉”和“理性视觉”。

2.There are actually two attributes in people's senses of sight, i. e. nastic sense of sight and rational sense of sight.

人的视觉事实上有两重属性，这就是“感性视觉”和“理性视觉”。

3.Photonasty a nastic movement in response to light.

响应光刺激的向性运动。

4.What did you think of the game against Nastic?

对上一场比赛你有何看法？

5.The plant exhibited a strong nastic 向性运动 when exposed to sunlight.

这株植物在阳光照射下表现出强烈的nastic 向性运动。

6.Certain flowers close their petals at night, showing a nastic 非定向运动 in response to light changes.

某些花朵在夜间闭合花瓣，显示出对光变化的nastic 非定向运动。

7.The rapid nastic 反应 of the Mimosa pudica plant is fascinating to observe.

含羞草的快速nastic 反应令人着迷。

8.Plants use nastic 运动 to adapt to their environment without changing their position.

植物利用nastic 运动来适应环境，而不改变位置。

9.The opening and closing of leaves can be described as a nastic 运动 based on environmental stimuli.

叶子的开合可以被描述为一种基于环境刺激的nastic 运动。

作文

In the fascinating world of botany, we often encounter various terms that describe the unique behaviors and characteristics of plants. One such term is nastic, which refers to the movement of plant parts in response to stimuli, independent of the direction of the stimulus. This phenomenon is particularly interesting because it highlights the adaptability and responsiveness of plants to their environment. Understanding nastic movements can provide insights into how plants interact with their surroundings and how they have evolved over time. For instance, one of the most common examples of nastic movement is the closing of the leaves of the Mimosa pudica, also known as the sensitive plant. When touched, the leaves fold together rapidly, a reaction that serves as a defense mechanism against herbivores. This rapid movement is not only a fascinating display of plant behavior but also an essential survival strategy. The nastic response of the Mimosa pudica demonstrates how plants can react quickly to external threats, showcasing their ability to protect themselves despite being stationary organisms. Another example of nastic movement is found in the flowers of certain plants, such as the tulip. The opening and closing of tulip petals throughout the day is a response to light and temperature changes, rather than the direction of the sun. This behavior ensures that the flowers are open during optimal conditions for pollination, thus enhancing their reproductive success. The nastic movements of these flowers illustrate the intricate relationship between plants and their pollinators, emphasizing the importance of timing in the natural world. Additionally, nastic movements are not limited to flowers and leaves; they can also be observed in the tendrils of climbing plants. These tendrils exhibit a form of movement known as thigmonasty, which allows them to wrap around nearby structures for support. This ability to respond to touch is crucial for the survival of climbing plants, as it enables them to reach sunlight and grow taller than their competitors. The nastic nature of tendril movement is a remarkable adaptation that showcases the ingenuity of plant life. Understanding nastic movements is essential for botanists and ecologists alike, as it provides valuable information about plant behavior and ecology. By studying these movements, scientists can gain insights into how plants adapt to their environments, how they interact with other organisms, and how they respond to environmental changes. This knowledge is particularly important in the context of climate change, as understanding plant responses can help us predict how ecosystems may shift in the future. In conclusion, the term nastic encapsulates a fascinating aspect of plant behavior that is both complex and beautiful. From the sensitive plant's quick defense mechanism to the strategic opening of tulip petals, nastic movements reveal the remarkable ways in which plants interact with their environment. As we continue to explore the intricacies of botany, the study of nastic movements will undoubtedly remain a vital area of research, shedding light on the resilience and adaptability of plant life in a constantly changing world.

在植物学的迷人世界中，我们经常会遇到各种术语，这些术语描述了植物独特的行为和特征。其中一个术语是nastic，它指的是植物部分对刺激的运动，这种运动与刺激的方向无关。这种现象尤其有趣，因为它突显了植物对环境的适应性和响应能力。理解nastic运动可以提供关于植物如何与周围环境互动以及它们如何随着时间的推移而进化的见解。 例如，最常见的nastic运动之一是含羞草（Mimosa pudica）叶子的闭合。当触碰时，叶子迅速合拢，这种反应作为一种防御机制来抵御食草动物。这种快速的运动不仅是植物行为的迷人展示，而且是重要的生存策略。含羞草的nastic反应展示了植物如何能够快速应对外部威胁，体现了它们尽管是静止的生物，但仍能保护自己的能力。 另一个nastic运动的例子可以在某些植物的花朵中找到，例如郁金香。郁金香花瓣在一天中的开合是对光线和温度变化的反应，而不是太阳的方向。这种行为确保了花朵在最佳授粉条件下开放，从而增强了它们的繁殖成功率。这些花朵的nastic运动说明了植物与授粉者之间错综复杂的关系，强调了自然界中时机的重要性。 此外，nastic运动不仅限于花朵和叶子；它们也可以在攀援植物的卷须中观察到。这些卷须表现出一种称为触觉运动的运动形式，使它们能够绕着附近的结构缠绕以获得支持。这种对触摸的反应能力对攀援植物的生存至关重要，因为它使它们能够达到阳光并比竞争者长得更高。卷须运动的nastic特性是一种显著的适应性，展示了植物生命的聪明才智。 理解nastic运动对植物学家和生态学家来说都是至关重要的，因为它提供了关于植物行为和生态的宝贵信息。通过研究这些运动，科学家可以深入了解植物如何适应其环境、如何与其他生物相互作用以及如何对环境变化作出反应。这一知识在气候变化的背景下尤为重要，因为理解植物的反应可以帮助我们预测未来生态系统可能发生的变化。 总之，nastic这一术语概括了植物行为的一个迷人方面，这既复杂又美丽。从含羞草快速的防御机制到郁金香花瓣的战略性开启，nastic运动揭示了植物与其环境互动的非凡方式。随着我们继续探索植物学的复杂性，nastic运动的研究无疑将继续成为一个重要的研究领域，揭示植物生命在不断变化的世界中的韧性和适应性。