radio receiver

简明释义

无线电接收机

英英释义

例句

1.We need to replace the old radio receiver in the car to improve sound quality.

我们需要更换汽车中的旧收音机接收器以提高音质。

2.You can connect your smartphone to the radio receiver via Bluetooth.

你可以通过蓝牙将你的智能手机连接到收音机接收器。

3.The radio receiver in my home stereo system allows me to enjoy music from various channels.

我家立体声音响中的收音机接收器让我能够享受来自不同频道的音乐。

4.A good radio receiver can pick up signals from hundreds of miles away.

一个好的收音机接收器可以接收到数百英里外的信号。

5.The radio receiver is essential for listening to your favorite FM stations.

这个收音机接收器对于收听你最喜欢的调频电台是必不可少的。

作文

In today's world, communication technology has advanced significantly, and one of the key components that have played a crucial role in this evolution is the radio receiver. A radio receiver is an electronic device that receives radio waves and converts them into usable audio signals. This technology has not only revolutionized how we consume information but has also transformed the way we connect with each other. The development of the radio receiver dates back to the late 19th century when pioneers like Guglielmo Marconi began experimenting with wireless communication. Initially, radio receivers were quite rudimentary, consisting of simple circuits that could pick up basic signals. However, as technology progressed, the design and functionality of radio receivers improved dramatically. Today, they come in various forms, from traditional AM/FM radios to sophisticated digital devices capable of receiving multiple frequencies and formats. The significance of radio receivers extends beyond mere entertainment. They play a vital role in emergency communications, providing real-time updates during natural disasters or other crises. For instance, during hurricanes or earthquakes, authorities often rely on radio receivers to disseminate critical information to the public. This capability underscores the importance of having a reliable radio receiver in every household.Moreover, radio receivers are integral to many industries, including aviation, maritime, and telecommunications. In aviation, pilots depend on radio receivers to communicate with air traffic control and receive navigational information. Similarly, ships use radio receivers to stay connected with coastal stations and other vessels, ensuring safety at sea. In the realm of education and entertainment, radio receivers have also made a significant impact. Educational programs broadcasted over the radio have provided invaluable resources for students in remote areas, where access to traditional educational facilities may be limited. Furthermore, the rise of internet radio has expanded the reach of radio receivers, allowing listeners to access a vast array of content from around the globe. However, despite the advancements in technology, the basic principles of how a radio receiver operates remain unchanged. At its core, a radio receiver works by capturing radio waves through an antenna, amplifying the signal, and demodulating it to retrieve the audio information. This process involves several components, including tuners, amplifiers, and demodulators, which work together to deliver clear sound quality.In conclusion, the radio receiver is an essential device that has shaped our modern communication landscape. Its ability to connect people, provide information, and facilitate entertainment makes it a remarkable piece of technology. As we continue to innovate and develop new communication methods, the fundamental role of the radio receiver will undoubtedly persist, reminding us of the importance of staying connected in an ever-changing world.

在当今世界，通信技术已经显著进步，而在这一演变中发挥关键作用的一个重要组件就是收音机接收器。收音机接收器是一种电子设备，能够接收无线电波并将其转换为可用的音频信号。这项技术不仅彻底改变了我们获取信息的方式，还转变了我们彼此之间的联系。收音机接收器的发展可以追溯到19世纪末，当时像古列尔莫·马可尼这样的先驱开始实验无线通信。最初，收音机接收器相当简单，由能够接收基本信号的简单电路组成。然而，随着技术的进步，收音机接收器的设计和功能发生了巨大的改善。如今，它们有多种形式，从传统的AM/FM收音机到能够接收多种频率和格式的复杂数字设备。收音机接收器的重要性不仅限于娱乐。它们在紧急通讯中起着至关重要的作用，在自然灾害或其他危机期间提供实时更新。例如，在飓风或地震期间，当局通常依赖收音机接收器向公众传播关键信息。这种能力强调了每个家庭拥有可靠的收音机接收器的重要性。此外，收音机接收器在许多行业中也是不可或缺的，包括航空、海事和电信。在航空领域，飞行员依靠收音机接收器与空中交通管制沟通并接收导航信息。同样，船只使用收音机接收器与沿海站和其他船只保持联系，以确保海上的安全。在教育和娱乐领域，收音机接收器也产生了重大影响。通过广播的教育节目为偏远地区的学生提供了宝贵的资源，而这些地方可能缺乏传统教育设施。此外，互联网广播的兴起扩大了收音机接收器的覆盖范围，使听众能够访问来自全球的大量内容。然而，尽管技术不断进步，收音机接收器的基本工作原理仍然没有改变。从本质上讲，收音机接收器通过天线捕捉无线电波，放大信号，并解调以检索音频信息。这个过程涉及多个组件，包括调谐器、放大器和解调器，它们共同协作以提供清晰的音质。总之，收音机接收器是一种必不可少的设备，塑造了我们现代通信的格局。它连接人们、提供信息和促进娱乐的能力使其成为一项了不起的技术。随着我们继续创新和开发新的通信方式，收音机接收器的基本角色无疑会持续存在，提醒我们在不断变化的世界中保持联系的重要性。