primary cell

简明释义

原电池

英英释义

例句

1.When designing a flashlight, choose a primary cell 初级电池 for better efficiency.

在设计手电筒时，选择初级电池以获得更好的效率。

2.A primary cell 初级电池 cannot be recharged, making it convenient for single-use devices.

由于初级电池无法充电，因此对于一次性设备非常方便。

3.The shelf life of a primary cell 初级电池 is typically longer than that of rechargeable batteries.

与可充电电池相比，初级电池的保质期通常更长。

4.Many toys operate on a primary cell 初级电池, which makes them easy to use.

许多玩具使用初级电池，这使得它们易于使用。

5.The primary cell 初级电池 is often used in remote controls.

这种初级电池常用于遥控器中。

作文

In the world of electronics and energy storage, the term primary cell refers to a type of electrochemical cell that is designed for one-time use. Unlike rechargeable batteries, which can be recharged and used multiple times, a primary cell is intended to be discarded after its chemical energy has been depleted. This characteristic makes primary cells quite popular in various applications, especially in devices that require a reliable power source without the need for frequent battery replacement. Common examples of primary cells include alkaline batteries, zinc-carbon batteries, and lithium batteries. The construction of a primary cell involves two electrodes: an anode and a cathode, separated by an electrolyte. When the cell is connected to a circuit, a chemical reaction occurs between the electrodes and the electrolyte, generating electrical energy. This process continues until one of the reactants is exhausted, at which point the primary cell can no longer produce electricity. One of the main advantages of primary cells is their convenience. They are readily available in stores and can power a wide range of devices, from remote controls to flashlights. Additionally, primary cells have a long shelf life, making them ideal for emergency kits and backup power supplies. Users can purchase them and store them for extended periods without worrying about self-discharge, which is a common issue with rechargeable batteries. However, there are also drawbacks to using primary cells. Since they are not rechargeable, they contribute to electronic waste when disposed of improperly. The environmental impact of discarded primary cells can be significant, as many of them contain hazardous materials like mercury or cadmium. To mitigate this issue, it is essential for consumers to recycle primary cells properly, ensuring that harmful substances do not leach into the environment. In conclusion, primary cells play a vital role in our daily lives, providing portable and convenient power solutions for countless devices. While they offer several benefits, such as ease of use and long shelf life, it is crucial to consider their environmental implications. By understanding the nature of primary cells and taking responsibility for their disposal, we can enjoy the advantages of these energy sources while minimizing their impact on the planet.

在电子和能源存储的世界中，术语primary cell指的是一种电化学电池，设计用于一次性使用。与可充电电池不同，后者可以多次充电和使用，primary cell则旨在在其化学能耗尽后被丢弃。这一特性使得primary cells在各种应用中非常受欢迎，尤其是在需要可靠电源而无需频繁更换电池的设备中。常见的primary cells包括碱性电池、锌碳电池和锂电池。primary cell的构造涉及两个电极：阳极和阴极，由电解质分隔。当电池连接到电路时，电极和电解质之间会发生化学反应，产生电能。这个过程会持续，直到其中一个反应物耗尽，此时primary cell将无法再产生电力。使用primary cells的主要优点之一是它们的便利性。它们在商店中随处可见，可以为从遥控器到手电筒等各种设备供电。此外，primary cells具有较长的保质期，使其成为应急工具包和备用电源的理想选择。用户可以购买并长时间存放，而不必担心自放电，这是可充电电池常见的问题。然而，使用primary cells也有缺点。由于它们不可充电，因此在不当处置时会导致电子废物的产生。被丢弃的primary cells对环境的影响可能是显著的，因为许多电池含有汞或镉等有害材料。为了减轻这一问题，消费者必须妥善回收primary cells，确保有害物质不会渗入环境。总之，primary cells在我们的日常生活中发挥着重要作用，为无数设备提供便携和便利的电源解决方案。虽然它们提供了许多好处，例如易于使用和较长的保质期，但考虑到它们对环境的影响至关重要。通过了解primary cells的性质并对其处置负责，我们可以享受这些能源来源的优势，同时最大限度地减少它们对地球的影响。