biconcave

简明释义

英[baɪ'kɒnkeɪv]美[baɪˈkɑːnkeɪv;ˌbaɪkɑːnˈkeɪv]

adj. （透镜等）双凹的

英英释义

单词用法

同义词

反义词

例句

1.Red blood cell with a biconcave disc shape is to provide a large surface area to volume ratio to facilitate the diffusion of gases.

红血球的双凹面圆盘形可以增加它的表面积，以利气体的扩散。

2.Biconcave: concave on both sides or surfaces.

两面凹的：两侧或两面凹陷的。

3.The red cells have a spherical rather than the biconcave-disk shape of the normal red cell.

红血球呈现球状，而不是正常细胞的双凹圆盘状。

4.In most mammals mature erythrocytes are biconcave disks that have no nuclei.

在多数哺乳动物中，成熟红细胞呈双凹面盘样，无细胞核。

5.In this paper, we put forward biconcave programming problem and generalized concave programming problem more generally.

在本文中，我们提出了双凹规划问题和更一般的广义凹规划问题。

6.Concave on both surfaces; biconcave.

双面均凹进的；双凹的。

7.Red blood cell with a biconcave disc shape is to provide a large surface area to volume ratio to facilitate the diffusion of gases.

红血球的双凹面圆盘形可以增加它的表面积，以利气体的扩散。

8.The red blood cells are shaped like biconcave discs, which helps them to transport oxygen efficiently.

红细胞的形状像双凹的圆盘，这有助于它们高效运输氧气。

9.The biconcave structure of the lens is crucial for its function in correcting vision.

透镜的双凹结构对其矫正视力的功能至关重要。

10.The design of the biconcave mirror allows for a wider field of view.

双凹镜子的设计允许更广的视野。

11.In optics, a biconcave lens is used to diverge light rays.

在光学中，双凹透镜用于使光线发散。

12.Doctors study the biconcave shape of erythrocytes to diagnose various blood disorders.

医生研究红细胞的双凹形状以诊断各种血液疾病。

作文

The term biconcave refers to a shape that is concave on both sides, resembling a lens or a disc that is indented inwardly. This geometric property is particularly significant in various scientific and medical fields. One of the most common examples of a biconcave structure is the red blood cell, which plays a crucial role in the human body. Understanding the biconcave shape of red blood cells helps us appreciate their functionality and efficiency in transporting oxygen throughout the bloodstream.Red blood cells, or erythrocytes, are unique in their biconcave form, which increases their surface area relative to volume. This design allows for greater diffusion of oxygen and carbon dioxide, facilitating efficient gas exchange in the lungs and tissues. The biconcave shape also enables these cells to deform easily as they navigate through the narrow capillaries, ensuring that they can reach even the most remote tissues in the body.In addition to biology, the concept of biconcave shapes extends to optics. Lenses that are biconcave are used to diverge light rays, making them essential in various optical devices such as glasses and cameras. These lenses help correct vision by spreading light outwards, allowing the eyes to focus properly on objects at different distances. The physics behind biconcave lenses demonstrates how geometry can influence the behavior of light, leading to practical applications in everyday life.Moreover, the biconcave design is not limited to biological and optical contexts. In engineering, certain components may be designed with a biconcave profile to enhance performance or reduce weight. For instance, in aerospace engineering, parts that are biconcave can help minimize drag while maintaining structural integrity. This illustrates how understanding shapes and their properties can lead to innovative solutions across various disciplines.In summary, the biconcave shape is a fascinating example of how geometry intersects with biology, physics, and engineering. By studying the biconcave attributes of red blood cells, we gain insight into their vital functions within the body. Similarly, the application of biconcave lenses in optics showcases the importance of this shape in technology. As we continue to explore the implications of biconcave structures, we uncover their significance in enhancing our understanding of the world around us. This knowledge not only enriches our scientific comprehension but also inspires innovation in various fields, highlighting the interconnectedness of different areas of study.

术语biconcave指的是一种两侧凹陷的形状，类似于一个内凹的透镜或圆盘。这种几何特性在各种科学和医学领域中尤为重要。biconcave结构最常见的例子是红血球，它在人体中起着至关重要的作用。理解红血球的biconcave形状有助于我们欣赏它们在运输氧气方面的功能和效率。红血球或称红细胞，其独特的biconcave形态增加了其相对体积的表面积。这种设计使得氧气和二氧化碳的扩散更为有效，促进了肺部和组织中的气体交换。biconcave形状还使这些细胞在穿过狭窄的毛细血管时能够轻松变形，确保它们能够到达身体的最偏远组织。除了生物学，biconcave形状的概念还扩展到光学。biconcave透镜用于发散光线，因此在各种光学设备中，如眼镜和相机中至关重要。这些透镜通过向外扩散光线来帮助矫正视力，使眼睛能够正确聚焦在不同距离的物体上。biconcave透镜背后的物理原理展示了几何形状如何影响光的行为，从而在日常生活中产生实际应用。此外，biconcave设计不仅限于生物和光学背景。在工程学中，某些组件可能被设计成biconcave轮廓，以提高性能或减少重量。例如，在航空航天工程中，biconcave部件可以帮助减少阻力，同时保持结构完整性。这说明了理解形状及其特性如何在各个学科中引领创新解决方案。总之，biconcave形状是几何学与生物学、物理学和工程学交汇的迷人示例。通过研究红血球的biconcave特征，我们深入了解了它们在体内的重要功能。同样，biconcave透镜在光学中的应用展示了这种形状在技术中的重要性。随着我们继续探索biconcave结构的意义，我们揭示了它们在增强我们对周围世界理解方面的重要性。这一知识不仅丰富了我们的科学理解，还激发了各个领域的创新，突显了不同研究领域之间的相互联系。