semaphore signal

简明释义

手旗信号

英英释义

例句

1.The semaphore signal 信号灯 changed from green to yellow, warning drivers to slow down.

信号灯从绿色变为黄色，警告司机减速。

2.In maritime navigation, a semaphore signal 信号灯 can indicate a ship's status.

在海上航行中，信号灯可以指示船只的状态。

3.During the race, the semaphore signal 信号灯 indicated it was safe to proceed.

比赛期间，信号灯表明可以安全前进。

4.The train stopped suddenly because the semaphore signal 信号灯 was red.

火车突然停下，因为信号灯是红色的。

5.The operator adjusted the semaphore signal 信号灯 to allow the vehicles to pass.

操作员调整了信号灯以允许车辆通过。

作文

In the world of communication, signals play a crucial role in conveying information efficiently. One such method of signaling is the use of the semaphore signal, which has been utilized for centuries in various forms. The semaphore signal is a visual signaling system that uses flags, lights, or mechanical devices to represent letters or messages. This form of communication is particularly effective in situations where verbal communication is not possible or practical, such as in maritime environments or during military operations.Historically, the semaphore signal system dates back to the late 18th century, when it was first developed by Claude Chappe in France. Chappe's system consisted of a series of towers equipped with movable arms that could be positioned in different angles to convey specific letters or numbers. Observers stationed at various points could see these signals from a distance, allowing for rapid communication over long distances. This innovation significantly improved the speed of information transmission compared to traditional methods like messengers or smoke signals.Today, the concept of the semaphore signal has evolved, but its core principles remain relevant. In modern times, we see variations of semaphore used in different fields. For example, in the realm of computer science, semaphore refers to a variable or abstract data type used to control access to a common resource by multiple processes in concurrent programming. This technical application demonstrates how the essence of signaling—regulating communication and resource allocation—persists across different domains.Moreover, the semaphore signal remains an important aspect of maritime communication. Ships often use flag signaling systems known as International Code of Signals, which includes a set of flags representing letters and specific messages. This allows vessels to communicate vital information, such as their intentions or distress signals, even when they are far apart and cannot rely on radio communication.The significance of the semaphore signal extends beyond practical applications; it also holds cultural and historical importance. Semaphore signaling has inspired various art forms, literature, and even films. The dramatic visual nature of semaphore has captured the imagination of artists and storytellers, showcasing the beauty and complexity of human communication.In conclusion, the semaphore signal is more than just a method of communication; it represents humanity's ongoing quest to connect and share information effectively. Whether through the historical towers of Chappe or the modern-day applications in technology and maritime communication, semaphore signals highlight our ability to innovate and adapt. As we continue to develop new ways to communicate in an increasingly digital world, the legacy of the semaphore signal serves as a reminder of the importance of clear and efficient communication in all aspects of life.

在沟通的世界里，信号在有效传递信息方面发挥着至关重要的作用。信号旗就是这样一种信号传递方式，几个世纪以来已被广泛使用。信号旗是一种视觉信号系统，利用旗帜、灯光或机械装置来表示字母或信息。这种沟通方式在无法或不便进行口头交流的情况下尤为有效，例如在海洋环境或军事行动中。历史上，信号旗系统可以追溯到18世纪末，当时法国的克劳德·查普首次开发了这一系统。查普的系统由一系列配备可移动臂的塔楼组成，这些臂可以以不同的角度定位，以传达特定的字母或数字。驻扎在各个点的观察者可以从远处看到这些信号，从而实现长距离快速通信。这一创新显著提高了信息传递的速度，相较于传统的方法如信使或烟雾信号。如今，信号旗的概念已经演变，但其核心原则依然适用。在现代，我们在不同领域看到了信号旗的变体。例如，在计算机科学领域，信号量指的是一种变量或抽象数据类型，用于控制多个进程对共享资源的访问。这一技术应用展示了信号的本质——调节沟通和资源分配——在不同领域中的持续存在。此外，信号旗仍然是海洋通信的重要组成部分。船只经常使用称为国际信号代码的旗帜信号系统，其中包括代表字母和特定消息的一组旗帜。这使得船只能够在远离彼此且无法依赖无线电通信的情况下，传达重要信息，如它们的意图或求救信号。信号旗的意义不仅仅体现在实际应用上；它还具有文化和历史的重要性。信号传递激发了各种艺术形式、文学作品甚至电影。信号的戏剧性视觉特征吸引了艺术家和讲故事的人，展示了人类沟通的美丽与复杂。总之，信号旗不仅是一种沟通方法；它代表了人类不断追求有效连接和信息分享的努力。无论是通过查普的历史塔楼，还是在技术和海洋通信中的现代应用，信号旗都突显了我们创新和适应的能力。随着我们在日益数字化的世界中继续发展新的沟通方式，信号旗的遗产提醒我们，在生活的各个方面，清晰和高效的沟通是多么重要。