close-circuit television

简明释义

闭路电视

英英释义

例句

1.During the investigation, the police reviewed the close-circuit television footage from the area.

在调查过程中，警方查看了该地区的闭路电视录像。

2.After the theft, the owner checked the close-circuit television for any clues.

盗窃发生后，店主检查了闭路电视以寻找线索。

3.The mall installed additional close-circuit television cameras to enhance security.

购物中心安装了额外的闭路电视摄像头以增强安全性。

4.Many businesses use close-circuit television systems to monitor their premises.

许多企业使用闭路电视系统来监控他们的场所。

5.The school decided to upgrade its close-circuit television system for better student safety.

学校决定升级其闭路电视系统以提高学生安全。

作文

In today's world, security has become a paramount concern for individuals and businesses alike. One of the most effective tools in ensuring safety is the use of close-circuit television. This technology has revolutionized the way we monitor our surroundings and protect our properties. Close-circuit television (CCTV) refers to a system of video cameras that transmit signals to a specific, limited set of monitors or recording devices. Unlike regular television broadcasts, which are open to the public, close-circuit television is designed for private viewing, making it an ideal solution for security purposes.The primary function of close-circuit television is to deter criminal activity. When potential offenders see cameras installed in an area, they are less likely to engage in illegal behavior. The mere presence of close-circuit television can act as a powerful deterrent, reducing theft, vandalism, and other crimes. For example, many retail stores have adopted close-circuit television systems to monitor customer behavior and prevent shoplifting. Studies have shown that stores with visible cameras experience significantly lower rates of theft compared to those without.Moreover, close-circuit television plays a crucial role in providing evidence in case of incidents. If a crime occurs, the footage captured by close-circuit television can be invaluable in identifying suspects and understanding the sequence of events. Law enforcement agencies often rely on this footage to build cases and secure convictions. In many instances, video evidence from close-circuit television has been the key factor in solving crimes and bringing justice to victims.Beyond crime prevention, close-circuit television is also used in various sectors for monitoring purposes. For instance, in traffic management, close-circuit television systems are deployed to observe road conditions, traffic flow, and accidents. This information helps authorities make informed decisions about traffic control and improve overall road safety. Additionally, in industrial settings, close-circuit television can be used to monitor machinery and ensure that safety protocols are being followed, thereby preventing workplace accidents.Despite its many benefits, the use of close-circuit television raises important ethical and privacy concerns. Many people worry that constant surveillance infringes on their right to privacy. There is a fine line between ensuring safety and invading personal space. Therefore, it is crucial for organizations to implement close-circuit television systems responsibly, with clear policies on data usage and access. Transparency with the public about where and why cameras are placed can help alleviate some of these concerns.In conclusion, close-circuit television has become an essential tool in modern security strategies. Its ability to deter crime, provide evidence, and monitor various environments makes it invaluable in today’s society. However, as we embrace this technology, we must also remain vigilant about the implications it carries for privacy and ethics. By balancing security needs with respect for individual rights, we can create safer communities while safeguarding personal freedoms.

在当今世界，安全已成为个人和企业的首要关注点。确保安全的最有效工具之一是使用闭路电视。这项技术彻底改变了我们监控周围环境和保护财产的方式。闭路电视（CCTV）指的是一套视频摄像头系统，它将信号传输到特定的、有限的一组监视器或录制设备。与面向公众的常规电视广播不同，闭路电视旨在进行私人观看，使其成为安全目的的理想解决方案。闭路电视的主要功能是威慑犯罪活动。当潜在的犯罪者看到某个区域安装了摄像头时，他们不太可能参与非法行为。闭路电视的存在本身可以作为一种强有力的威慑，减少盗窃、破坏和其他犯罪。例如，许多零售商店已经采用闭路电视系统来监控顾客行为并防止偷窃。研究表明，显眼摄像头的商店与没有的商店相比，盗窃率显著降低。此外，闭路电视在事件发生时提供证据方面也发挥着至关重要的作用。如果发生犯罪，闭路电视捕捉到的画面在识别嫌疑人和了解事件顺序方面可能是无价的。执法机构常常依赖这些画面来建立案件并确保定罪。在许多情况下，来自闭路电视的视频证据是解决犯罪和为受害者伸张正义的关键因素。除了预防犯罪外，闭路电视还被用于各个行业的监控目的。例如，在交通管理中，闭路电视系统被部署来观察道路状况、交通流量和事故。这些信息帮助当局做出关于交通控制的明智决策，并改善整体道路安全。此外，在工业环境中，闭路电视可用于监控机械设备，确保遵循安全协议，从而防止工作场所事故。尽管有许多好处，但使用闭路电视也引发了重要的伦理和隐私问题。许多人担心持续监控侵犯了他们的隐私权。确保安全与侵犯个人空间之间有一条微妙的界限。因此，组织在实施闭路电视系统时，必须负责任地操作，明确数据使用和访问的政策。向公众透明说明摄像头的放置位置和原因，可以帮助缓解一些担忧。总之，闭路电视已成为现代安全战略中不可或缺的工具。它威慑犯罪、提供证据和监控各种环境的能力使其在当今社会中无价。然而，随着我们接受这项技术，我们也必须对其对隐私和伦理的影响保持警惕。通过平衡安全需求与对个人权利的尊重，我们可以创造更安全的社区，同时保护个人自由。