loudhailers

简明释义

英[ˌlaʊdˈheɪlə(r)]美[ˌlaʊdˈheɪlər]

n. 扬声器；喇叭筒

英英释义

单词用法

同义词

反义词

例句

1.Even the normally ubiquitous store workers with loudhailers are absent.

甚至正常情况下到处可见的拿着大喇叭的商店工作人员也不见了。

2.As a priest and policeman talked to her through loudhailers from the street, John and his colleague quietly made their way up the stairs of the six-story building to the roof.

当一位牧师和警察在街上通过扬声器与她交谈时，约翰和他的同事悄悄地爬上了这栋六层楼的屋顶。

3.They bellowed orders at us through loudhailers.

他们用手持喇叭筒向我们大声下命令。

4.Even the normally ubiquitous store workers with loudhailers are absent.

甚至正常情况下到处可见的拿着大喇叭的商店工作人员也不见了。

5.The protest organizers used loudhailers 扩音器 to make their voices heard over the crowd.

抗议组织者使用扩音器来让他们的声音在拥挤的人群中被听到。

6.At the carnival, performers entertained the crowd with loudhailers 扩音器 amplifying their voices.

在嘉年华上，表演者用扩音器放大他们的声音来娱乐观众。

7.Emergency services used loudhailers 扩音器 to alert the public about the evacuation.

紧急服务使用扩音器提醒公众进行撤离。

8.During the event, the speaker relied on loudhailers 扩音器 to address the large audience.

在活动期间，演讲者依靠扩音器来向大量观众发表讲话。

9.The coach shouted instructions through loudhailers 扩音器 during the outdoor practice.

教练在户外训练期间通过扩音器喊出指令。

作文

In today's world, communication plays a pivotal role in our daily lives. Whether it is through social media, face-to-face conversations, or public announcements, the way we convey messages has evolved significantly over the years. One interesting aspect of communication, especially in public settings, is the use of devices like loudhailers (扩音器). These devices have become essential tools for ensuring that messages reach a larger audience effectively.A loudhailer is a portable electronic device that amplifies sound, making it easier for a speaker to be heard in a crowded area or during an event. The importance of loudhailers cannot be overstated, particularly in situations where clarity and volume are crucial. For instance, during a protest or a public gathering, activists often use loudhailers to communicate their messages to the masses. This ensures that their voices are not drowned out by the noise of the crowd or the environment.Moreover, loudhailers are commonly used in emergency situations. First responders, such as police officers and firefighters, utilize these devices to give instructions to the public during evacuations or other critical incidents. The ability to project a voice over a distance can save lives, as it allows important information to be disseminated quickly and efficiently.The effectiveness of a loudhailer lies not just in its amplification capabilities, but also in its design. Most loudhailers come equipped with features such as built-in microphones, sirens, and even Bluetooth connectivity, allowing users to connect their devices for enhanced functionality. This versatility makes them popular not only among emergency services but also at sporting events, concerts, and community festivals.Despite their advantages, the use of loudhailers can sometimes lead to challenges. For example, excessive noise pollution can disturb nearby residents, especially in urban areas. Therefore, it is essential for users to be mindful of their surroundings and use loudhailers responsibly. Striking a balance between effective communication and respecting others' peace is vital.In conclusion, loudhailers (扩音器) are invaluable tools that enhance communication in various settings. Their ability to amplify sound makes them indispensable in emergencies, public gatherings, and events. However, with great power comes great responsibility, and it is crucial for users to be considerate when using these devices. As we continue to navigate through a world filled with noise and distractions, the role of loudhailers will remain significant in ensuring that important messages are heard loud and clear.

在当今世界，沟通在我们的日常生活中发挥着关键作用。无论是通过社交媒体、面对面的对话还是公共公告，我们传达信息的方式在多年来发生了显著变化。一个有趣的沟通方面，尤其是在公共场合，是使用像loudhailers（扩音器）这样的设备。这些设备已成为确保信息有效传达给更大受众的基本工具。loudhailer是一种便携式电子设备，可以放大声音，使说话者在拥挤的区域或活动中更容易被听到。loudhailers的重要性不容小觑，特别是在清晰度和音量至关重要的情况下。例如，在抗议或公众集会上，活动家们通常使用loudhailers向群众传达他们的信息。这确保他们的声音不会被人群或环境的噪音淹没。此外，loudhailers在紧急情况下也很常用。急救人员，如警察和消防员，利用这些设备在撤离或其他关键事件期间向公众发出指示。能够在一定距离内放大声音可以拯救生命，因为它允许迅速而有效地传播重要信息。loudhailer的有效性不仅在于其放大能力，还在于其设计。大多数loudhailers配备了内置麦克风、警报器，甚至蓝牙连接功能，允许用户连接他们的设备以增强功能。这种多功能性使它们在紧急服务、体育赛事、音乐会和社区节日中受到欢迎。尽管有其优势，使用loudhailers有时会带来挑战。例如，过度的噪音污染可能会打扰附近居民，尤其是在城市地区。因此，用户必须注意周围环境，并负责任地使用loudhailers。在有效沟通与尊重他人安宁之间取得平衡至关重要。总之，loudhailers（扩音器）是增强各种场合沟通的宝贵工具。它们放大声音的能力使它们在紧急情况、公众聚会和活动中不可或缺。然而，伴随着巨大的力量，责任也随之而来，用户在使用这些设备时必须考虑周到。随着我们继续在充满噪音和干扰的世界中航行，loudhailers的角色将继续在确保重要信息被大声而清晰地听到方面保持重要性。