perforations

简明释义

英[/ˌpɜrfəˈreɪʃənz/]美[/ˌpɜrfəˈreɪʃənz/]

n. [医]穿孔；孔眼；器官或身体某部位的裂口（perforation 的复数）

英英释义

单词用法

同义词

反义词

例句

1.Manglietia species all have scalariform perforation plates, only a few also have simple perforations.

木莲属的所有种中都有具梯状穿孔板的导管分子，但在少数种中偶然可见到单穿孔。

2.Squeeze cementing USES pressure to force the cement through holes or perforations in the casing.

挤水泥时在压力下将水泥浆压经套管中的射孔孔眼。

3.There were seven colonic perforations in the OC group and none in the CTC group.

在OC组中有7例结肠穿孔，而在CTC组中结肠穿孔无1例出现。

4.The perforations have a relatively large diameter and the perforation tunnel is deep.

射孔孔眼具有相对较大的直径，而且射孔孔道很深。

5.Recent studies have suggested that growth factors may be an effective non surgical alternative for treating chronic TM perforations.

近来的研究表明生长因子是门诊治疗慢性鼓膜穿孔一种有效的方式。

6.The perforations of this skin, arranged according to the orientations bring a pleasant subdued lighting.

表面的穿孔，通过安排调整方向以带来舒适柔和的光照。

7.The characteristics and placement of the communication paths (perforations) can have significant influence on the productivity of the well.

连通通道(射孔孔眼)的特性和位置会对井的产能产生重大影响。

8.Close inspection shows that they are wearing masks with tiny perforations around the eye and nose area for seeing and breathing.

据近距离观察，原来他们戴了面具，眼部和鼻子附近有许多方便观看和呼吸的小孔。

9.The artist used a special technique to create perforations in the paper, giving it a unique texture.

艺术家使用了一种特殊技术在纸上制作 perforations ，赋予其独特质感。

10.The document was designed with multiple perforations to allow for easy tearing along the lines.

该文件设计有多个 perforations 以便沿着线条轻松撕裂。

11.During the printing process, the machine creates perforations to separate the tickets.

在印刷过程中，机器会创建 perforations 以分隔票据。

12.The notebook has perforations on the edges so that you can easily remove pages.

这本笔记本的边缘有 perforations ，这样你可以轻松撕下页面。

13.The packaging includes perforations to facilitate opening without scissors.

包装中包含 perforations ，以便无需剪刀即可打开。

作文

In the world of design and architecture, details often make the difference between a mundane structure and an extraordinary one. One such detail that has gained popularity in recent years is the use of perforations (穿孔) in various materials. These perforations (穿孔) can be found in metal panels, wooden surfaces, and even glass, serving both aesthetic and functional purposes. The concept of perforations (穿孔) refers to the process of creating holes or openings in a material, which can vary in size, shape, and pattern. This technique not only adds visual interest but also allows for practical benefits such as ventilation, light filtration, and sound absorption.One of the most significant advantages of incorporating perforations (穿孔) into architectural designs is the ability to enhance natural lighting within a space. For instance, a building facade adorned with intricate perforations (穿孔) can filter sunlight, creating a dynamic play of light and shadow inside the structure. This not only reduces the need for artificial lighting during the day but also contributes to energy efficiency, making it an attractive option for environmentally conscious architects.Moreover, perforations (穿孔) can significantly improve the acoustics of a space. In concert halls and auditoriums, for example, walls and ceilings may feature perforations (穿孔) to help control sound reflections and reverberations. By strategically placing these holes, designers can create an environment that enhances the auditory experience for the audience, ensuring that sound travels evenly throughout the space.In addition to their practical applications, perforations (穿孔) offer a unique opportunity for artistic expression. Artists and designers can manipulate patterns and shapes to create visually stunning installations. For example, a series of circular perforations (穿孔) arranged in a wave-like pattern on a metal screen can evoke a sense of movement and fluidity. Such designs can transform ordinary surfaces into captivating focal points that draw the eye and spark conversation.The versatility of perforations (穿孔) extends beyond architecture; they are also commonly used in product design. Items such as furniture, lighting fixtures, and even consumer electronics often feature perforations (穿孔) that enhance their functionality while contributing to their overall aesthetic appeal. For example, a lamp with a shade made of perforated (穿孔的) metal can cast interesting patterns of light onto surrounding surfaces, creating a warm and inviting atmosphere.Furthermore, the use of perforations (穿孔) in packaging design has become increasingly popular. Brands are now utilizing perforations (穿孔) in their packaging to create easy-to-open features without compromising the integrity of the product inside. This innovation not only improves user experience but also reduces waste by minimizing the need for additional tools to open packages.In conclusion, the integration of perforations (穿孔) in various fields demonstrates their multifaceted benefits. From enhancing natural light and improving acoustics in architecture to providing artistic opportunities and practical solutions in product design, perforations (穿孔) have proven to be a valuable tool. As we continue to explore new materials and technologies, it is likely that the use of perforations (穿孔) will evolve, leading to even more innovative applications that blend form and function seamlessly.