capillary

简明释义

英[kəˈpɪləri]美[ˈkæpəleri]

n. 毛细血管；毛细管

adj. （与）毛细（血）管（或毛细作用）（有关）的；表面张力的

复 数 c a p i l l a r i e s

英英释义

单词用法

同义词

反义词

例句

1.Measure the effects of Tongshu capsule on clotting time by using capillary method.

用毛细管法测定通舒胶囊对凝血时间的影响。

2.For safety consideration due to ruptured seal, reaction of capillary fluid with process fluid should be carefully examined.

由于密封破裂出于安全考虑，宜谨慎测试毛细管充液和工艺介质的反应。

3.Using thread or flange capillary connection.

采用螺纹或法兰毛细管联接。

4.On one side of the sheet, blood-vessel cells mimic a capillary wall; on the other, lung-cancer cells mimic lung epithelial cells.

在这张图的上边，血管壁细胞模仿毛细血管，，在另一边，模拟肺癌细胞的肺上皮细胞。

5.When pulmonary capillary pressure is markedly elevated pulmonary edema ensues.

当肺毛细血管压力明显升高时，就出现肺水肿。

6.The gasoline detection system consists of a capillary restriction.

汽油检测系统由毛细管节流器组成。

7.Capillary accords with spleen on function, so it is owned by spleen in viscera-state.

毛细血管符合脾藏的功能特性，在藏象上当归属脾藏。

8.The interconversion of glucose values for venous and capillary blood is further complicated by the arteriovenous difference.

静脉血糖值与毛细管血糖值之间的相互转换远比动脉静脉差别复杂。

9.When pulmonary capillary pressure is markedly elevated, pulmonary edema ensues.

当肺毛细血管压力明显升高时，就出现肺水肿。

10.The blood flows through the tiny capillaries which are responsible for gas exchange.

血液通过微小的毛细血管流动，负责气体交换。

11.In plants, water is absorbed by roots and transported through capillaries to the leaves.

在植物中，水分由根部吸收，通过毛细管输送到叶子。

12.The capillary action of the ink helps it to flow smoothly in a fountain pen.

墨水的毛细作用使其在钢笔中流动顺畅。

13.During the experiment, we observed the movement of liquid through capillaries under a microscope.

在实验中，我们在显微镜下观察了液体通过毛细管的运动。

14.The capillary network in the lungs allows for efficient oxygen absorption.

肺部的毛细血管网络允许有效的氧气吸收。

作文

The human body is a remarkable system of interconnected parts, each playing a vital role in maintaining our overall health. One of the most fascinating components of this system is the network of blood vessels, which includes arteries, veins, and small vessels known as capillaries (毛细血管). These tiny blood vessels are crucial for the exchange of oxygen, nutrients, and waste products between the blood and the tissues. Understanding the function and importance of capillaries (毛细血管) can provide insight into how our bodies operate and respond to various medical conditions. Firstly, capillaries (毛细血管) are the smallest blood vessels in the body, measuring only about 5 to 10 micrometers in diameter. They connect the arterial and venous systems, forming a vast network that permeates every tissue and organ. Due to their thin walls, which consist of just a single layer of endothelial cells, capillaries (毛细血管) allow for the efficient exchange of substances. Oxygen and nutrients diffuse from the blood through the capillary (毛细血管) walls into the surrounding tissues, while carbon dioxide and metabolic waste products move in the opposite direction to be carried away by the bloodstream. The structure of capillaries (毛细血管) is specially adapted to facilitate this exchange. For instance, some capillaries (毛细血管) have pores that increase permeability, allowing larger molecules to pass through. Others are continuous, providing a barrier that selectively permits the passage of certain substances. This diversity in capillary (毛细血管) types ensures that different tissues receive the specific nutrients they need while effectively removing waste products. Moreover, capillaries (毛细血管) play a significant role in regulating blood flow and pressure. The contraction and relaxation of smooth muscle surrounding capillaries (毛细血管) can control the amount of blood that reaches a particular area of the body. This mechanism is particularly important during physical activity when muscles require increased oxygen and nutrient supply. By adjusting the flow of blood through the capillaries (毛细血管), the body can efficiently meet the changing demands of its tissues. In addition to their physiological functions, capillaries (毛细血管) are also involved in various pathological conditions. For example, in diabetes, high blood sugar levels can damage capillary (毛细血管) walls, leading to complications such as retinopathy and nephropathy. Similarly, inflammation can cause capillaries (毛细血管) to become more permeable, resulting in swelling and redness in affected areas. Understanding these processes is essential for developing effective treatments and interventions for diseases that impact capillaries (毛细血管). In conclusion, capillaries (毛细血管) are an integral part of the circulatory system, facilitating the exchange of essential substances between blood and tissues. Their unique structure and function highlight the complexity of our body's systems and the importance of maintaining vascular health. As research continues to uncover the roles of capillaries (毛细血管) in both health and disease, we gain a deeper appreciation for these tiny yet vital components of our biology.

人类身体是一个由相互连接的部分组成的非凡系统，每个部分在维持我们整体健康方面都发挥着至关重要的作用。这个系统中最引人注目的组成部分之一是血管网络，包括动脉、静脉和被称为毛细血管（capillaries）的小血管。这些微小的血管对于氧气、营养物质和废物在血液与组织之间的交换至关重要。理解毛细血管（capillaries）的功能和重要性可以深入了解我们身体如何运作以及如何应对各种医疗状况。 首先，毛细血管（capillaries）是体内最小的血管，直径仅约5到10微米。它们连接动脉和静脉系统，形成一个遍布每个组织和器官的庞大网络。由于其薄壁，仅由一层内皮细胞组成，毛细血管（capillaries）能够有效地进行物质交换。氧气和营养物质从血液通过毛细血管（capillaries）壁扩散到周围的组织，而二氧化碳和代谢废物则向相反方向移动，被血流带走。 毛细血管（capillaries）的结构特别适应这种交换。例如，一些毛细血管（capillaries）具有孔隙，增加了通透性，允许较大分子通过。其他则是连续的，提供了一个选择性屏障，只允许某些物质通过。这种毛细血管（capillaries）类型的多样性确保不同的组织获得所需的特定营养，同时有效地清除废物。 此外，毛细血管（capillaries）在调节血流和压力方面也起着重要作用。围绕毛细血管（capillaries）的平滑肌的收缩和放松可以控制到达身体某个特定区域的血液量。这种机制在身体活动期间尤其重要，因为肌肉需要增加的氧气和营养供应。通过调整血液在毛细血管（capillaries）中的流动，身体能够有效满足组织不断变化的需求。 除了生理功能外，毛细血管（capillaries）还涉及多种病理状况。例如，在糖尿病中，高血糖水平可能损害毛细血管（capillaries）壁，导致视网膜病和肾病等并发症。同样，炎症也会导致毛细血管（capillaries）变得更具通透性，导致受影响区域的肿胀和发红。理解这些过程对于开发有效的治疗和干预措施以应对影响毛细血管（capillaries）的疾病至关重要。 总之，毛细血管（capillaries）是循环系统的重要组成部分，促进血液与组织之间必需物质的交换。它们独特的结构和功能突显了我们身体系统的复杂性以及维持血管健康的重要性。随着研究持续揭示毛细血管（capillaries）在健康和疾病中的角色，我们对这些微小但至关重要的生物学组成部分有了更深刻的理解。