vacuum bulb

简明释义

真空灯泡

英英释义

例句

1.He carefully handled the fragile vacuum bulb 真空灯泡 to avoid breaking it.

他小心翼翼地处理那个脆弱的真空灯泡，以避免打破它。

2.The antique store had a display of vintage lamps, each featuring a unique vacuum bulb 真空灯泡 design.

古董店展示了一些复古灯具，每个灯具都配有独特的真空灯泡设计。

3.In high school physics, we learned how a vacuum bulb 真空灯泡 works by creating a vacuum to prevent filament oxidation.

在高中物理课上，我们学习了真空灯泡是如何通过创造真空来防止灯丝氧化的。

4.The old lamp in the attic uses a traditional vacuum bulb 真空灯泡 that needs to be replaced.

阁楼里的旧灯使用的是传统的真空灯泡，需要更换。

5.When I turned on the light, I noticed the vacuum bulb 真空灯泡 flickering.

当我打开灯时，我注意到真空灯泡闪烁。

作文

The invention of the vacuum bulb has had a profound impact on the field of electronics and lighting. Before the advent of the vacuum bulb (真空灯泡), electrical devices were limited in their functionality and efficiency. The vacuum bulb revolutionized this landscape by allowing for the controlled flow of electricity in a way that was previously unattainable. This innovation laid the groundwork for the development of various technologies we rely on today, such as radios, televisions, and computers.In essence, a vacuum bulb consists of a sealed glass container that has been evacuated of air, creating a vacuum environment. This vacuum is crucial because it prevents the oxidation of the filament when electricity passes through it. When an electric current flows through the filament inside the vacuum bulb, it heats up and emits light. This principle is what makes the vacuum bulb an essential component in the production of light.Historically, the first practical vacuum bulb was developed in the late 19th century by Thomas Edison, who is often credited with its popularization. Edison's design improved upon earlier versions and made electric light accessible to the general public. The introduction of the vacuum bulb not only transformed the way people illuminated their homes but also changed the dynamics of industries and economies worldwide.The significance of the vacuum bulb extends beyond just lighting. It played a critical role in the development of early electronic devices. For example, the vacuum bulb was used in radio transmitters and receivers, enabling long-distance communication that was once thought impossible. This technology paved the way for the modern telecommunications industry, connecting people across vast distances.Moreover, the vacuum bulb has also influenced the field of science. In laboratories, vacuum bulbs are utilized in experiments that require controlled environments. They are instrumental in conducting research in physics and chemistry, where the absence of air can significantly affect the outcomes of experiments.As technology advanced, the vacuum bulb began to be replaced by more efficient lighting solutions, such as fluorescent and LED bulbs. However, the legacy of the vacuum bulb remains significant. It serves as a reminder of how a simple innovation can lead to monumental changes in society. Today, while we may not use vacuum bulbs as frequently as before, their influence is still felt in the design and functionality of modern electronic devices.In conclusion, the vacuum bulb (真空灯泡) is more than just a source of light; it is a symbol of innovation that has shaped the technological landscape of our world. Its invention marked the beginning of a new era, one characterized by advancements in communication, scientific research, and everyday convenience. Understanding the importance of the vacuum bulb allows us to appreciate the technological marvels we often take for granted in our daily lives.

真空灯泡的发明对电子和照明领域产生了深远的影响。在真空灯泡（vacuum bulb）出现之前，电气设备的功能和效率受到限制。真空灯泡彻底改变了这一局面，因为它允许以之前无法达到的方式控制电流的流动。这一创新为我们今天依赖的各种技术的发展奠定了基础，例如收音机、电视和计算机。从本质上讲，真空灯泡由一个密封的玻璃容器组成，该容器内的空气被抽走，形成真空环境。这个真空是至关重要的，因为它防止了当电流通过灯丝时灯丝的氧化。当电流流过真空灯泡内部的灯丝时，灯丝加热并发出光。这一原理使得真空灯泡成为生产光源的基本组件。历史上，第一个实用的真空灯泡是在19世纪末由托马斯·爱迪生开发的，他通常被认为是其普及的推动者。爱迪生的设计改进了早期版本，使电光对普通公众可及。真空灯泡的引入不仅改变了人们照亮家庭的方式，也改变了全球工业和经济的动态。真空灯泡的重要性不仅限于照明。它在早期电子设备的发展中发挥了关键作用。例如，真空灯泡被用于无线电发射器和接收器，使得曾经被认为不可能的远程通信成为现实。这项技术为现代电信行业铺平了道路，连接了跨越广阔距离的人们。此外，真空灯泡还对科学领域产生了影响。在实验室中，真空灯泡用于需要受控环境的实验。在物理和化学研究中，真空的缺失会显著影响实验结果，因此它们在进行相关研究时至关重要。随着技术的进步，真空灯泡开始被更高效的照明解决方案取代，例如荧光灯和LED灯。然而，真空灯泡的遗产依然显著。它提醒我们，一个简单的创新如何导致社会的重大变化。今天，尽管我们可能不再像以前那样频繁使用真空灯泡，但它们的影响仍在现代电子设备的设计和功能中体现。总之，真空灯泡（vacuum bulb）不仅仅是光源；它是塑造我们世界技术景观的创新象征。它的发明标志着一个新时代的开始，这个时代以通信、科学研究和日常便利的进步为特征。理解真空灯泡的重要性使我们能够欣赏到日常生活中我们常常视而不见的技术奇迹。