pinna

简明释义

英[ˈpɪnə]美[ˈpɪnə]

n. 羽片；耳廓；鳍及相当的器官

n. （Pinna）人名；（俄、英、德、西、意）平娜（女名），平纳

复 数 p i n n a e 或 p i n n a s

英英释义

单词用法

同义词

反义词

例句

1.As many sutures as needed are placed through the entire pinna to tack the skin back to the cartilage.

正如很多缝线需要放在通过整个耳廓，以钉的皮肤回到软骨。

2.It could spread along the entire underside of the pinna within days.

它可能蔓延沿着整个底的羽片在数天内。

3.The ontogeny of pinna epidermis and stomatal apparatus in Encephalartos gratus Prain have been observed with LM and SEM.

用光学显微镜和扫描电镜对合意非洲铁羽片表皮及气孔器的发育过程进行观察研究。

4.In the international market, Pinna shellfish pricing is based on head size.

在国际市场上，江瑶贝也是按个头大小定价。

5.It Be delivered to parts, such as finger, pinna, cheek, heel and toe... etc. more.

多发于手指、耳廓、面颊、脚跟、脚趾等部位。

6.An optional bow member clips about the pinna.

可选用的弓形件夹设在耳廓的周围。

7.METHOD: Using XY3 microcirculation microscope to observe the Changes of pinna microcirculation of mice.

方法：采用XY - 3型微循环显微镜来观察小鼠耳廓微循环的变化。

8.OBJECTIVE: To study the promoting Qi and removing blood stasis function of Kaiyin tablet via observation of the changes of pinna microcirculation of mice.

目的：通过观察小鼠耳廓微循环的变化，探讨开音片活血化瘀的作用。

9.The outer part of the ear is called the pinna, which helps to collect sound waves.

耳朵的外部被称为耳廓，它有助于收集声波。

10.Some people have very large pinnae, which can affect their hearing.

有些人的耳廓非常大，这可能会影响他们的听力。

11.In many animals, the pinna plays a crucial role in their ability to hear.

在许多动物中，耳廓在它们听力能力中起着至关重要的作用。

12.When examining the pinna, veterinarians can determine if there are any infections present.

在检查耳廓时，兽医可以判断是否存在感染。

13.The shape of the pinna can vary greatly among different species.

不同物种之间，耳廓的形状可能差异很大。

作文

The human body is a marvel of biological engineering, with each part serving a specific function that contributes to our overall well-being. One such part that often goes unnoticed is the ear, particularly the outer structure known as the pinna. The pinna (耳廓) is the visible part of the ear that is located on the outside of the head. It plays a crucial role in capturing sound waves and directing them into the ear canal, where they eventually reach the eardrum. Understanding the significance of the pinna can enhance our appreciation for the complexity of human anatomy and its functionality.The pinna is composed of flexible cartilage covered by skin, giving it both strength and flexibility. This unique structure allows the pinna to be shaped in a way that helps to funnel sound waves from various directions. The folds and curves of the pinna are not just for aesthetics; they serve an essential purpose in enhancing our ability to locate the source of sounds. For instance, when someone calls your name from behind, the shape of the pinna helps your brain to determine the direction of the sound, allowing you to turn and respond accordingly.In addition to its role in hearing, the pinna also serves as a protective barrier for the inner parts of the ear. It helps to prevent foreign objects and debris from entering the ear canal, which could potentially cause damage or infection. This protective function is vital, especially in environments where exposure to dust, water, or other particles is common.Interestingly, the pinna also has cultural significance in many societies. In some cultures, the size and shape of the pinna can be associated with beauty and attractiveness. Additionally, various forms of body art, such as piercings and tattoos, are often applied to the pinna, showcasing individual identity and personal expression. These practices highlight how the pinna is not only a functional part of our anatomy but also a canvas for cultural expression.Moreover, the study of the pinna extends beyond human biology. In the field of biomimicry, researchers have looked at the design of the pinna to inspire new technologies. For example, engineers have developed devices that mimic the sound-capturing abilities of the pinna to improve hearing aids and audio recording equipment. This intersection of biology and technology illustrates how understanding the pinna can lead to innovations that benefit society.In conclusion, the pinna (耳廓) is much more than just a decorative feature of the human face. Its intricate design plays a vital role in our auditory system, helping us to perceive and localize sounds effectively. Furthermore, the pinna serves protective functions and holds cultural significance across various societies. As we continue to explore the complexities of human anatomy, the pinna stands out as a remarkable example of how form and function are intricately linked in the natural world. By appreciating the pinna, we deepen our understanding of the human body and its capabilities.

人类的身体是生物工程的奇迹，每个部分都发挥着特定的功能，促进我们的整体健康。其中一个常常被忽视的部分是耳朵，特别是外部结构——pinna（耳廓）。pinna是位于头部外侧的可见耳朵部分。它在捕捉声波并将其引导进入耳道中起着至关重要的作用，声波最终会到达鼓膜。理解pinna的重要性可以增强我们对人类解剖复杂性的欣赏。pinna由柔韧的软骨和皮肤组成，使其既坚固又灵活。这种独特的结构使得pinna能够以一种有助于从各个方向收集声波的方式塑造。pinna的褶皱和曲线不仅仅是为了美观；它们在增强我们定位声音来源的能力方面发挥着重要作用。例如，当有人从后面叫你的名字时，pinna的形状帮助你的大脑确定声音的方向，让你能够转身并做出回应。除了在听觉中的作用外，pinna还作为内耳部分的保护屏障。它有助于防止异物和碎片进入耳道，这可能会导致损伤或感染。这种保护功能至关重要，尤其是在暴露于灰尘、水或其他颗粒物的环境中。有趣的是，pinna在许多社会中也具有文化意义。在一些文化中，pinna的大小和形状与美丽和吸引力相关。此外，各种形式的身体艺术，如穿孔和纹身，通常应用于pinna上，展示个人身份和自我表达。这些做法突显了pinna不仅是我们解剖结构的功能部分，也是文化表达的画布。此外，pinna的研究不仅限于人类生物学。在仿生学领域，研究人员借鉴pinna的设计来激发新技术的发展。例如，工程师开发了模仿pinna声音捕捉能力的设备，以改善助听器和音频录制设备。这种生物学与技术的交汇展示了理解pinna如何带来有益社会的创新。总之，pinna（耳廓）不仅仅是人脸的装饰性特征。它复杂的设计在我们的听觉系统中发挥着重要作用，帮助我们有效地感知和定位声音。此外，pinna还具有保护功能，并在不同社会中具有文化意义。当我们继续探索人类解剖的复杂性时，pinna作为自然界中形式与功能紧密相连的杰出例子脱颖而出。通过欣赏pinna，我们加深了对人体及其能力的理解。