electrical stop watch

简明释义

电秒表

英英释义

例句

1.During the marathon, volunteers were equipped with electrical stop watches to help record participants' finishing times.

在马拉松比赛中，志愿者配备了电子秒表来帮助记录参赛者的完赛时间。

2.For the science experiment, we needed an electrical stop watch to measure reaction times accurately.

为了科学实验，我们需要一个电子秒表来准确测量反应时间。

3.The coach used an electrical stop watch to time the runners during the practice session.

教练使用电子秒表来计时练习中的跑步者。

4.The teacher demonstrated the experiment using an electrical stop watch to show how fast the reaction occurred.

老师使用电子秒表演示实验，以展示反应发生的速度。

5.In competitive swimming, an electrical stop watch is essential for recording lap times.

在竞技游泳中，电子秒表对于记录圈速至关重要。

作文

In the world of sports and various scientific experiments, timing is crucial. One of the essential tools used for precise timing is the electrical stop watch. This device allows users to measure time intervals with remarkable accuracy, which is vital in competitive sports where every millisecond counts. The electrical stop watch is not just a simple timer; it represents a significant advancement in timing technology. Unlike traditional mechanical stopwatches, which can be affected by human error and mechanical faults, the electrical stop watch uses electronic components to provide a more reliable and accurate measurement of time.The design of an electrical stop watch typically includes a digital display that shows the elapsed time in hours, minutes, seconds, and even milliseconds. This feature is particularly important in sports such as swimming, track and field, and motorsports, where precision timing can determine the winner. For instance, in a 100-meter sprint, athletes often finish within fractions of a second. Therefore, coaches and officials rely on the electrical stop watch to ensure fair competition and accurate results.Moreover, the electrical stop watch is equipped with various functions that enhance its usability. Many models come with lap and split time features, allowing users to record multiple time intervals during a single event. This capability is especially useful for runners who want to track their performance over different segments of a race. By analyzing these times, athletes can identify their strengths and weaknesses, making it easier to develop training strategies that improve their performance.In addition to sports, the electrical stop watch finds applications in laboratory settings. Scientists use it to time chemical reactions, measure the duration of experiments, and synchronize processes that require precise timing. In educational environments, teachers utilize electrical stop watches during experiments to teach students about time measurement and the importance of accuracy in scientific inquiry.Despite the rise of smartphones and digital devices that offer built-in timers, the electrical stop watch remains a popular choice among professionals and enthusiasts alike. Its simplicity, ease of use, and reliability make it an indispensable tool in various fields. Whether on the track, in the lab, or during a classroom experiment, the electrical stop watch continues to play a vital role in ensuring that time is measured accurately and effectively.In conclusion, the electrical stop watch is more than just a timing device; it is a critical instrument that enhances performance, ensures fairness, and aids in scientific discovery. As technology advances, we may see further innovations in timing devices, but the fundamental importance of accurate timekeeping will always remain. Understanding and mastering the use of the electrical stop watch is essential for anyone involved in sports, science, or any activity where timing is key.

在体育和各种科学实验的世界中，计时至关重要。一个用于精确计时的重要工具是电子秒表。该设备允许用户以惊人的准确性测量时间间隔，这在竞争激烈的体育运动中至关重要，因为每毫秒都可能影响结果。电子秒表不仅仅是一个简单的计时器；它代表了计时技术的一项重大进步。与传统的机械秒表不同，后者可能受到人为错误和机械故障的影响，电子秒表使用电子元件提供更可靠和准确的时间测量。电子秒表的设计通常包括一个数字显示屏，显示经过的时间，包括小时、分钟、秒甚至毫秒。这一特性在游泳、田径和赛车等体育运动中尤为重要，因为精确计时可以决定胜者。例如，在100米短跑比赛中，运动员的终点往往相差不足一秒。因此，教练和裁判依赖于电子秒表来确保比赛的公平性和结果的准确性。此外，电子秒表配备了多种增强其可用性的功能。许多型号具有圈速和分段时间的功能，允许用户在单次赛事中记录多个时间间隔。这种能力对想要跟踪比赛不同阶段表现的跑步者尤其有用。通过分析这些时间，运动员可以识别自己的优势和劣势，从而更容易制定提高表现的训练策略。除了体育之外，电子秒表还在实验室环境中得到应用。科学家使用它来计时化学反应、测量实验持续时间以及同步需要精确计时的过程。在教育环境中，教师利用电子秒表在实验中教学生关于时间测量的重要性以及科学探究中的准确性。尽管智能手机和数字设备的兴起使得内置计时器变得普遍，但电子秒表仍然是专业人士和爱好者的热门选择。它的简单性、易用性和可靠性使其成为各个领域不可或缺的工具。无论是在赛道上、实验室中还是在课堂实验期间，电子秒表继续在确保时间准确有效测量方面发挥着重要作用。总之，电子秒表不仅仅是一个计时设备；它是一种关键仪器，提升表现、确保公平并帮助科学发现。随着技术的进步，我们可能会看到计时设备的进一步创新，但准确计时的重要性始终存在。理解和掌握电子秒表的使用对于任何参与体育、科学或任何需要计时的活动的人来说都是至关重要的。