wireless microphone

简明释义

无线活筒

英英释义

例句

1.For the fitness class, the instructor used a wireless microphone so participants could hear instructions clearly.

在健身课上，教练使用了一个无线麦克风，以便参与者能够清楚地听到指示。

2.At the wedding, the officiant held a wireless microphone to ensure everyone could hear the vows.

在婚礼上，司仪拿着一个无线麦克风，以确保每个人都能听到誓言。

3.During the conference, each panelist was given a wireless microphone to facilitate discussion.

在会议期间，每位小组成员都获得了一个无线麦克风，以促进讨论。

4.The speaker used a wireless microphone to move freely around the stage during the presentation.

演讲者使用了一个无线麦克风，以便在演示过程中自由走动。

5.The band performed live with a wireless microphone for the lead singer, allowing for more dynamic movement.

乐队现场演出时，主唱使用了一个无线麦克风，以便进行更具动态的表演。

作文

In today's fast-paced world, technology has become an integral part of our daily lives. One such technological advancement that has revolutionized the way we communicate is the wireless microphone. A wireless microphone is a device that captures sound and transmits it to a receiver without the need for physical cables. This innovation has made it easier for performers, speakers, and educators to convey their messages without the limitations of traditional wired microphones.The origins of the wireless microphone can be traced back to the early 20th century when inventors began experimenting with radio frequencies to transmit audio signals. Over the decades, this technology has evolved significantly, leading to the development of high-quality wireless microphones that are now widely used in various fields. From concerts to conferences, the versatility of the wireless microphone has made it a staple in many professional settings.One of the primary advantages of using a wireless microphone is its mobility. Performers can move freely on stage without being tethered to a cable, allowing for more dynamic performances. For example, a singer can engage with the audience and move around the stage, creating a more immersive experience for everyone involved. Similarly, teachers can walk around the classroom while still being heard clearly by their students, enhancing the learning environment.Another significant benefit of the wireless microphone is its ease of setup. Unlike traditional microphones, which require careful placement and routing of cables, a wireless microphone can be quickly set up and taken down. This convenience is particularly valuable in situations where time is of the essence, such as live events or presentations. Additionally, many modern wireless microphones come with user-friendly controls, making them accessible even for those who may not be tech-savvy.However, it is essential to consider some challenges associated with wireless microphones. One of the most common issues is interference from other electronic devices. Since wireless microphones operate on specific frequencies, they can sometimes pick up signals from nearby devices, leading to unwanted noise or disruptions during a performance. To mitigate this, users must ensure that they select the appropriate frequency and perform regular checks to avoid potential interference.Battery life is another critical factor to consider when using a wireless microphone. Depending on the model, some wireless microphones may have limited battery life, which can be problematic during extended events. Users should always have backup batteries on hand and be aware of the microphone's battery status to prevent any interruptions.In conclusion, the wireless microphone has transformed the way we communicate and share information. Its portability, ease of use, and ability to enhance performances make it an invaluable tool in various industries. While there are challenges to be aware of, the benefits far outweigh the drawbacks. As technology continues to advance, we can expect even more improvements in wireless microphone technology, further enriching our experiences in communication and performance.

在当今快节奏的世界中，技术已成为我们日常生活中不可或缺的一部分。一个改变了我们沟通方式的技术进步就是无线麦克风。无线麦克风是一种捕捉声音并将其传输到接收器而无需物理电缆的设备。这一创新使得表演者、演讲者和教育工作者能够在没有传统有线麦克风限制的情况下传达他们的信息。无线麦克风的起源可以追溯到20世纪初，当时发明家们开始实验无线电频率以传输音频信号。几十年来，这项技术经历了显著的发展，导致高质量的无线麦克风的出现，这些麦克风现在广泛应用于各个领域。从音乐会到会议，无线麦克风的多功能性使其成为许多专业场合的必备工具。使用无线麦克风的主要优点之一是其移动性。表演者可以自由地在舞台上移动，而无需被电缆束缚，这使得表演更加动态。例如，歌手可以与观众互动并在舞台上四处走动，为每个人创造更身临其境的体验。同样，教师可以在教室内走动，同时仍然清晰地被学生听到，从而增强学习环境。无线麦克风的另一个重要好处是其设置简便。与传统麦克风需要仔细放置和布线不同，无线麦克风可以快速设置和拆卸。这种便利性在时间紧迫的情况下尤其有价值，例如现场活动或演示。此外，许多现代无线麦克风配备用户友好的控制界面，使得即使是不太懂技术的人也能轻松使用。然而，使用无线麦克风时必须考虑一些挑战。其中一个最常见的问题是来自其他电子设备的干扰。由于无线麦克风在特定频率上工作，因此它们有时可能会接收到附近设备的信号，导致在表演过程中出现不必要的噪音或干扰。为了解决这个问题，用户必须确保选择适当的频率，并定期检查以避免潜在的干扰。电池寿命是使用无线麦克风时需要考虑的另一个关键因素。根据型号，一些无线麦克风的电池寿命可能有限，这在长时间活动中可能会造成问题。用户应始终准备备用电池，并了解麦克风的电池状态，以防止任何中断。总之，无线麦克风改变了我们沟通和分享信息的方式。它的便携性、易用性以及增强表演的能力，使其成为各行业中不可或缺的工具。尽管存在需要注意的挑战，但好处远远超过缺点。随着技术的不断进步，我们可以期待无线麦克风技术的进一步改善，进一步丰富我们在沟通和表演中的体验。