loudspeaker

简明释义

英[ˌlaʊdˈspiːkə(r)]美[ˌlaʊdˈspiːkər]

n. 扩音器，喇叭；<旧>（收音机或乐器的）扬声器，喇叭

复 数 l o u d s p e a k e r s

英英释义

单词用法

同义词

反义词

例句

1.The loudspeaker announced the arrival of the train.

广播说火车进站了。

2.Pram provided with a radio, including antenna and loudspeaker, to keep the baby quiet.

配备收音机的婴儿车，包含了天线和喇叭，用来让婴儿安静。

3.The only question that remains is: why aren’t we feeding this sound through every loudspeaker in the country?

唯一的问题是：我们为何不用扬声器在全国范围内播放这一铃声呢？

4.I was told over the train's loudspeaker that my purse was at the railway station's lost and found office.

火车的扩音器告诉我，我的钱包在火车站的失物招领处。

5.A loudspeaker magnifies the human voice.

扬声器扩大人的声音。

6.I distinctly heard the loudspeaker calling passengers for the Washington-Miami flight.

我清楚地听到扩音器在呼叫由华盛顿飞往迈阿密的旅客。

7.The concert was amazing, and the sound from the loudspeaker 扬声器 filled the entire stadium.

音乐会太棒了，扬声器 扬声器的声音充满了整个体育场。

8.The announcement was made over the loudspeaker 扬声器 in the train station.

火车站通过扬声器 扬声器发布了通知。

9.Please speak closer to the loudspeaker 扬声器 so everyone can hear you.

请靠近扬声器 扬声器说话，这样大家才能听到你。

10.The loudspeaker 扬声器 system is essential for outdoor events.

对于户外活动来说，扬声器 扬声器系统是必不可少的。

11.He adjusted the volume on the loudspeaker 扬声器 to make the music louder.

他调整了扬声器 扬声器上的音量，以使音乐更响。

作文

In today's world, communication plays a vital role in our daily lives, and one of the most important tools for effective communication is the loudspeaker. A loudspeaker is a device that converts electrical energy into sound, allowing us to amplify our voices or any audio signal. This technology has revolutionized how we share information, entertain, and connect with others. In various settings, from concerts and public speeches to classrooms and home theaters, loudspeakers are essential for reaching larger audiences.The history of the loudspeaker dates back to the late 19th century when inventors began experimenting with ways to enhance sound transmission. Early versions were often bulky and not very efficient, but over the years, technological advancements have led to the development of compact and powerful loudspeakers that can produce high-quality sound. Today, we have a wide variety of loudspeakers, including portable Bluetooth speakers, sound systems for home use, and large PA systems for outdoor events.One of the most significant advantages of using a loudspeaker is its ability to reach a large number of people simultaneously. For instance, at a concert, a singer can perform in front of thousands of fans, all of whom can hear the music clearly thanks to the powerful loudspeakers amplifying the sound. Similarly, during political rallies or public speeches, a loudspeaker ensures that the speaker's message is heard by everyone present, regardless of the size of the crowd.Moreover, loudspeakers are not just limited to entertainment and public speaking; they also play a crucial role in education. In classrooms, teachers often use loudspeakers to ensure that all students can hear the lesson, especially in larger classrooms where it might be difficult for some students to catch every word. Additionally, many educational institutions utilize loudspeakers for announcements, helping to keep students informed about important events and updates.The versatility of loudspeakers extends to their use in various environments. In homes, people enjoy watching movies or listening to music through surround sound systems that include multiple loudspeakers strategically placed around the room. This setup creates an immersive experience that enhances the enjoyment of audio-visual content. Similarly, businesses often use loudspeakers for background music or announcements, contributing to a pleasant atmosphere for customers.However, while loudspeakers offer numerous benefits, it is essential to use them responsibly. Excessive volume levels can lead to hearing damage, and in some cases, loud sounds can disturb neighbors or disrupt public spaces. Therefore, it is crucial to be mindful of the volume and context in which loudspeakers are used.In conclusion, the loudspeaker is an indispensable tool in modern communication, enhancing our ability to share information and connect with others. From entertainment venues to educational institutions, loudspeakers serve various purposes that enrich our experiences. As technology continues to evolve, we can expect even more innovative loudspeakers that will further enhance how we communicate and enjoy sound in our lives.

在当今世界，沟通在我们的日常生活中扮演着至关重要的角色，而有效沟通的最重要工具之一就是扬声器。扬声器是一种将电能转化为声音的设备，使我们能够放大我们的声音或任何音频信号。这项技术彻底改变了我们分享信息、娱乐和与他人联系的方式。在各种场合，从音乐会和公共演讲到教室和家庭影院，扬声器对于接触更广泛的观众至关重要。扬声器的历史可以追溯到19世纪末，当时发明家们开始实验增强声音传输的方法。早期的版本往往笨重且效率不高，但随着时间的推移，技术进步导致开发出紧凑而强大的扬声器，能够产生高质量的声音。如今，我们有各种各样的扬声器，包括便携式蓝牙音箱、家庭使用的音响系统，以及用于户外活动的大型公共广播系统。使用扬声器的最大优势之一是它能够同时接触大量人群。例如，在音乐会上，歌手可以在成千上万的粉丝面前演出，所有人都可以清晰地听到音乐，这要归功于强大的扬声器放大了声音。同样，在政治集会或公共演讲中，扬声器确保听众能听到演讲者的信息，无论人群的规模如何。此外，扬声器不仅限于娱乐和公共演讲；它们在教育中也发挥着至关重要的作用。在教室里，老师通常使用扬声器来确保所有学生都能听到课程内容，特别是在较大的教室中，有些学生可能难以捕捉到每一个字。此外，许多教育机构利用扬声器进行公告，帮助学生了解重要的事件和更新。扬声器的多功能性还扩展到它们在各种环境中的使用。在家庭中，人们喜欢通过环绕声系统观看电影或听音乐，这些系统包括多个扬声器，巧妙地放置在房间周围。这样的设置创造了一种沉浸式体验，增强了对视听内容的享受。同样，企业通常使用扬声器播放背景音乐或公告，为顾客营造愉快的氛围。然而，尽管扬声器提供了许多好处，但负责任地使用它们是至关重要的。过高的音量水平可能导致听力损伤，在某些情况下，响亮的声音可能会打扰邻居或干扰公共场所。因此，在使用扬声器时，必须注意音量和使用环境。总之，扬声器是现代沟通中不可或缺的工具，增强了我们分享信息和与他人联系的能力。从娱乐场所到教育机构，扬声器服务于丰富我们体验的各种目的。随着技术的不断发展，我们可以期待更多创新的扬声器，进一步提升我们在生活中沟通和享受声音的方式。