circulating system

简明释义

循环系统

英英释义

例句

1.In the body, the circulating system transports nutrients and oxygen to cells.

在身体中，循环系统将养分和氧气运输到细胞。

2.A well-maintained circulating system ensures efficient heating in buildings.

良好维护的循环系统确保建筑物的高效加热。

3.The heart is a crucial part of the human circulating system.

心脏是人体循环系统的重要部分。

4.The circulating system of the aquarium helps maintain water quality.

水族馆的循环系统有助于维持水质。

5.In engineering, a circulating system can refer to the flow of fluids in machinery.

在工程学中，循环系统可以指机器中流体的流动。

作文

The human body is an intricate and fascinating system composed of various components that work together to maintain life. One of the most critical systems in our body is the circulating system, also known as the cardiovascular system. This system plays a vital role in transporting blood, nutrients, oxygen, and hormones to cells throughout the body while also removing waste products like carbon dioxide. Understanding the circulating system is essential for grasping how our bodies function and how we can maintain our health.The circulating system consists of the heart, blood vessels, and blood. The heart is a muscular organ that pumps blood throughout the body. It has four chambers: the right atrium, right ventricle, left atrium, and left ventricle. Blood flows through these chambers in a specific order, allowing the heart to effectively circulate blood. The right side of the heart receives deoxygenated blood from the body and pumps it to the lungs, where it releases carbon dioxide and picks up oxygen. The left side of the heart then receives this oxygenated blood and pumps it out to the rest of the body.Blood vessels are the conduits through which blood travels. There are three main types of blood vessels: arteries, veins, and capillaries. Arteries carry oxygen-rich blood away from the heart to the body's tissues, while veins return deoxygenated blood back to the heart. Capillaries are tiny blood vessels that connect arteries and veins, facilitating the exchange of oxygen, nutrients, and waste products between blood and tissues. This network of blood vessels is crucial for the proper functioning of the circulating system.The blood itself is a specialized fluid that serves multiple functions. It is composed of red blood cells, white blood cells, platelets, and plasma. Red blood cells are responsible for transporting oxygen from the lungs to the body's tissues and returning carbon dioxide to the lungs for exhalation. White blood cells play a key role in the immune system, helping to defend the body against infections. Platelets are essential for blood clotting, preventing excessive bleeding when injuries occur. Plasma, the liquid component of blood, carries nutrients, hormones, and waste products throughout the body.Maintaining a healthy circulating system is crucial for overall well-being. Regular exercise, a balanced diet, and avoiding harmful habits such as smoking can significantly improve cardiovascular health. Exercise strengthens the heart muscle, improves circulation, and helps maintain a healthy weight. A diet rich in fruits, vegetables, whole grains, and lean proteins provides the necessary nutrients for optimal heart function. Additionally, managing stress and getting enough sleep are important for maintaining a healthy circulating system.In conclusion, the circulating system is a vital part of our anatomy that ensures our bodies function properly. By understanding its components and how they work together, we can take proactive steps to care for our cardiovascular health. Awareness and education about the circulating system can empower individuals to make healthier lifestyle choices, ultimately leading to a longer and healthier life.

人类身体是一个复杂而迷人的系统，由各种组件组成，这些组件共同工作以维持生命。在我们身体中，最重要的系统之一是循环系统，也称为心血管系统。该系统在运输血液、营养物质、氧气和激素到全身细胞的同时，也能去除二氧化碳等废物产品，发挥着至关重要的作用。理解循环系统对于掌握我们身体的功能以及如何保持健康至关重要。循环系统由心脏、血管和血液组成。心脏是一个肌肉器官，负责将血液泵送到全身。它有四个腔室：右心房、右心室、左心房和左心室。血液按照特定的顺序流经这些腔室，使心脏能够有效地循环血液。心脏的右侧接收来自身体的缺氧血液，并将其泵送到肺部，在那里释放二氧化碳并吸收氧气。然后，心脏的左侧接收这种富氧血液，并将其泵送到身体的其他部分。血管是血液流动的通道。主要有三种类型的血管：动脉、静脉和毛细血管。动脉将富含氧气的血液从心脏输送到身体组织，而静脉则将缺氧血液返回心脏。毛细血管是连接动脉和静脉的微小血管，促进血液与组织之间氧气、营养物质和废物的交换。这种血管网络对循环系统的正常运作至关重要。血液本身是一种特殊的液体，具有多种功能。它由红血球、白血球、血小板和血浆组成。红血球负责将氧气从肺部运输到身体组织，并将二氧化碳带回肺部以供呼出。白血球在免疫系统中发挥关键作用，帮助身体抵御感染。血小板对于止血至关重要，防止受伤时过度出血。血浆是血液的液体成分，携带营养物质、激素和废物穿梭于全身。保持健康的循环系统对整体健康至关重要。定期锻炼、均衡饮食以及避免吸烟等有害习惯都可以显著改善心血管健康。锻炼增强心脏肌肉，提高循环能力，并有助于维持健康的体重。富含水果、蔬菜、全谷物和瘦肉蛋白的饮食提供了最佳心脏功能所需的营养。此外，管理压力和充足的睡眠对维护健康的循环系统也很重要。总之，循环系统是我们解剖结构的重要部分，确保我们身体正常运作。通过理解其组成部分及其协同工作方式，我们可以采取积极措施来照顾我们的心血管健康。对循环系统的意识和教育可以使个人更有能力做出更健康的生活方式选择，从而最终导致更长久和更健康的生活。