reserve nutrient

简明释义

贮藏养分

英英释义

例句

1.During winter, some trees draw on their reserve nutrients 储备养分 to sustain themselves until spring.

在冬季，一些树木利用它们的储备养分来维持生存，直到春天。

2.In agriculture, farmers need to ensure that the soil has enough reserve nutrients 储备养分 for healthy crop growth.

在农业中，农民需要确保土壤中有足够的储备养分以促进健康的作物生长。

3.Athletes often rely on carbohydrates as a reserve nutrient 储备养分 for endurance during long competitions.

运动员通常依靠碳水化合物作为长时间比赛中的储备养分。

4.Plants store energy in the form of starch, which acts as a reserve nutrient 储备养分 during periods of low sunlight.

植物以淀粉的形式储存能量，这在阳光不足的时期充当储备养分。

5.When food is scarce, animals utilize their fat stores as a reserve nutrient 储备养分 to survive.

当食物稀缺时，动物利用其脂肪储存作为生存的储备养分。

作文

In the intricate web of life, every organism depends on a variety of nutrients to survive and thrive. Among these essential components are what we call reserve nutrients, which play a crucial role in energy storage and metabolic processes. Understanding the significance of reserve nutrients can provide insight into how organisms adapt to their environments and maintain their health. Reserve nutrients refer to those compounds that are stored within an organism's body, serving as a backup energy source when immediate sources are unavailable. For example, in plants, carbohydrates such as starch are considered reserve nutrients. During periods of photosynthesis, plants produce glucose, which is then converted into starch and stored in various tissues. This stored starch can be broken down into glucose again during times when sunlight is scarce, thus providing the plant with the necessary energy to continue its vital functions. Similarly, in animals, reserve nutrients come in the form of fats and glycogen. Fats are stored in adipose tissues and serve as a long-term energy reserve, while glycogen is stored in the liver and muscles for quick access to energy during physical activity. When an animal experiences a period of fasting or increased energy demand, these reserve nutrients are mobilized to meet its metabolic needs. The importance of reserve nutrients extends beyond mere energy storage; they also play a role in overall health and resilience. For instance, during stressful conditions such as extreme temperatures or food scarcity, organisms with ample reserve nutrients are more likely to survive and reproduce. This adaptability is a key factor in natural selection, as those that can store and utilize nutrients effectively are better equipped to handle environmental challenges. Moreover, the concept of reserve nutrients is not limited to individual organisms but can also apply to ecosystems. In many aquatic environments, phytoplankton serve as primary producers, storing energy through photosynthesis. These organisms create a reservoir of nutrients that supports various marine life forms. When conditions change, such as a decrease in light or nutrient availability, the stored energy in phytoplankton becomes vital for the survival of other species within the ecosystem. In conclusion, reserve nutrients are fundamental to the survival and adaptability of both individual organisms and entire ecosystems. They provide a necessary buffer against the unpredictability of environmental conditions, ensuring that life can persist even in the face of challenges. By recognizing the importance of reserve nutrients, we can better appreciate the complexity of biological systems and the delicate balance that sustains life on Earth. As we continue to study these essential compounds, we may uncover new ways to enhance food security and promote ecological resilience in a rapidly changing world.

在生命的复杂网络中，每个生物都依赖于多种营养素来生存和繁衍。其中一个重要组成部分就是我们所称的储备营养素，它在能量储存和代谢过程中发挥着至关重要的作用。理解储备营养素的重要性可以帮助我们深入了解生物如何适应环境并维持健康。储备营养素是指存储在生物体内的化合物，当立即可用的能源来源不可用时，它们作为备用能源源。例如，在植物中，碳水化合物如淀粉被视为储备营养素。在光合作用期间，植物产生葡萄糖，然后将其转化为淀粉并储存在各种组织中。在阳光稀缺的时期，这些储存的淀粉可以再次分解为葡萄糖，从而为植物提供继续进行重要功能所需的能量。同样，在动物体内，储备营养素以脂肪和糖原的形式存在。脂肪储存在脂肪组织中，作为长期的能量储备，而糖原则储存在肝脏和肌肉中，以便在体育活动中快速获取能量。当动物经历禁食或能量需求增加的时期时，这些储备营养素会被动员以满足其代谢需求。储备营养素的重要性不仅限于单个生物的能量储存；它们在整体健康和适应能力方面也发挥着作用。例如，在极端温度或食物稀缺等压力条件下，拥有充足储备营养素的生物更有可能生存和繁殖。这种适应性是自然选择的一个关键因素，因为那些能够有效储存和利用营养素的生物更能够应对环境挑战。此外，储备营养素的概念不仅限于个体生物，也可以应用于生态系统。在许多水生环境中，浮游植物作为初级生产者，通过光合作用储存能量。这些生物创造了一个营养储备，支持各种海洋生命形式。当条件变化，例如光线或营养物质供应减少时，浮游植物中的储存能量对于其他物种的生存变得至关重要。总之，储备营养素是个体生物和整个生态系统生存和适应的基础。它们为应对环境条件的不确定性提供了必要的缓冲，确保生命即使面对挑战也能持续存在。通过认识到储备营养素的重要性，我们可以更好地欣赏生物系统的复杂性以及维持地球生命的微妙平衡。随着我们继续研究这些基本化合物，我们可能会发现新的方法来增强粮食安全，并在快速变化的世界中促进生态韧性。