positive terminal

简明释义

正极接线柱

英英释义

例句

1.Always wear safety goggles when working near the positive terminal of a battery to prevent accidents.

在靠近电池的正极工作时，请始终佩戴安全护目镜，以防止事故发生。

2.The positive terminal of the car battery is usually marked with a plus sign.

汽车电池的正极通常用加号标记。

3.If you reverse the connections, the current will flow back through the positive terminal and cause a short circuit.

如果你反向连接，电流将通过正极回流，导致短路。

4.To jump-start the car, connect the red cable to the positive terminal of the dead battery.

为了为汽车搭电，将红色电缆连接到没电电池的正极上。

5.When connecting the battery, make sure to attach the cable to the positive terminal first.

在连接电池时，确保先将电缆连接到正极。

作文

Understanding the concept of electrical circuits is essential in today's technology-driven world. One fundamental aspect of these circuits is the role of terminals, specifically the positive terminal. The positive terminal refers to the point in an electrical circuit that has a higher electric potential compared to the negative terminal. This concept is crucial for anyone looking to grasp the basics of how batteries and electronic devices function.When we consider a simple battery, it typically consists of two terminals: the positive terminal and the negative terminal. The positive terminal is marked with a plus sign (+), indicating that it is the source of positive charge. In contrast, the negative terminal is marked with a minus sign (-) and serves as the return path for the current. When a circuit is completed by connecting these terminals, electrons flow from the negative terminal to the positive terminal, powering any connected devices along the way.The significance of the positive terminal extends beyond just its role in batteries; it is also vital in various applications such as solar panels, electric vehicles, and even household appliances. For instance, in a solar power system, the energy generated by solar panels is collected at the positive terminal before being sent to an inverter for conversion into usable electricity. Understanding this flow of energy helps us appreciate how renewable energy sources work and their importance in the fight against climate change.Moreover, safety is a critical consideration when dealing with electrical components. Knowing the location of the positive terminal can prevent accidents. For example, when connecting a battery, it is crucial to connect the positive terminal first before attaching the negative terminal. This practice minimizes the risk of short-circuiting, which can lead to sparks or even explosions. Therefore, understanding the positive terminal not only enhances our knowledge of electronics but also empowers us to engage safely with technology.In conclusion, the positive terminal is a fundamental component in the realm of electrical circuits. Its role in facilitating the flow of current is vital for the operation of various electronic devices and systems. By understanding the function and importance of the positive terminal, individuals can enhance their comprehension of how electricity works and apply this knowledge in practical situations. Whether it's in the context of renewable energy, automotive technology, or everyday electronics, the positive terminal remains a key element that drives innovation and functionality in our modern world.

理解电路的概念在当今技术驱动的世界中至关重要。电路的一个基本方面是端子的作用，特别是正极。正极是指在电路中电势高于负极的点。这个概念对于任何希望掌握电池和电子设备运作基础的人来说都是至关重要的。当我们考虑一个简单的电池时，它通常由两个端子组成：正极和负极。正极标有加号（+），表示它是正电荷的来源。相反，负极标有减号（-），并作为电流的回路。当通过连接这些端子来完成电路时，电子从负极流向正极，为任何连接的设备供电。正极的重要性不仅限于其在电池中的作用；它在太阳能电池板、电动汽车甚至家用电器等各种应用中也至关重要。例如，在太阳能发电系统中，太阳能电池板产生的能量首先在正极处收集，然后发送到逆变器进行转换，以便使用。这种能量流动的理解帮助我们欣赏可再生能源的工作原理及其在应对气候变化中的重要性。此外，安全性是处理电气元件时的关键考虑因素。了解正极的位置可以防止事故。例如，在连接电池时，首先连接正极而后连接负极是至关重要的。这种做法可以最小化短路的风险，从而避免火花甚至爆炸。因此，理解正极不仅增强了我们对电子学的知识，还使我们能够安全地与技术互动。总之，正极是电路领域中的一个基本组成部分。它在促进电流流动中的作用对于各种电子设备和系统的操作至关重要。通过理解正极的功能和重要性，个人可以提高他们对电力工作原理的理解，并在实际情况下应用这一知识。无论是在可再生能源、汽车技术还是日常电子产品的背景下，正极依然是推动我们现代世界创新和功能的关键要素。