primary battery

简明释义

原电池

英英释义

例句

1.Many toys use primary batteries instead of rechargeable ones.

许多玩具使用一次性电池而不是可充电电池。

2.The remote control requires a new primary battery to function properly.

遥控器需要更换新的一次性电池才能正常工作。

3.Always keep spare primary batteries for your flashlight in case of emergencies.

在紧急情况下，始终为你的手电筒准备备用的一次性电池。

4.The smoke detector runs on a primary battery that should be replaced annually.

烟雾探测器使用的一次性电池应该每年更换一次。

5.Check the expiration date on your primary batteries before using them.

在使用之前检查你的一次性电池的有效期。

作文

In today's world, batteries play a crucial role in powering our daily devices. Among the various types of batteries available, the primary battery stands out due to its unique characteristics and applications. A primary battery is defined as a type of electrochemical cell that is designed to be used until the reactants are exhausted, after which it cannot be recharged. This makes it particularly useful in situations where convenience and portability are paramount.The most common example of a primary battery is the alkaline battery, which is widely used in household items such as remote controls, flashlights, and toys. Alkaline batteries are favored for their long shelf life and ability to deliver a steady voltage over time. Unlike rechargeable batteries, which require a charging cycle, primary batteries can simply be disposed of once depleted, making them an attractive option for many consumers.One of the key advantages of primary batteries is their ease of use. Since they do not require any special equipment for charging, users can simply insert a new battery into their devices and continue using them without interruption. This feature is particularly beneficial in emergency situations, where having a reliable power source readily available can make all the difference.However, there are also some drawbacks to consider when using primary batteries. For instance, they tend to have a higher cost per use compared to rechargeable batteries, especially for devices that consume a lot of power. Additionally, the environmental impact of disposable batteries is significant, as they contribute to landfill waste and can contain harmful chemicals that may leach into the soil.Despite these challenges, the demand for primary batteries remains strong. They are particularly popular in applications where devices are used infrequently or intermittently, such as smoke detectors, clocks, and certain medical devices. In these cases, the convenience of being able to simply replace the battery without worrying about recharging is a major selling point.As technology continues to evolve, manufacturers are also working on improving the performance and sustainability of primary batteries. Innovations such as lithium-based chemistries are being explored to enhance energy density and reduce environmental impact. These advancements could potentially lead to a new generation of primary batteries that offer better performance while minimizing ecological harm.In conclusion, the primary battery remains an essential component of modern life, providing a reliable and convenient power source for countless devices. While there are some drawbacks, the benefits often outweigh them, particularly in terms of ease of use and accessibility. As we move forward, it will be interesting to see how technology shapes the future of primary batteries and whether they can adapt to meet the demands of an increasingly eco-conscious society.

在当今世界，电池在为我们日常设备提供动力方面发挥着至关重要的作用。在各种可用的电池类型中，由于其独特的特性和应用，一次性电池脱颖而出。一次性电池被定义为一种电化学电池，旨在使用直到反应物耗尽，此后无法充电。这使得它在便利性和便携性至关重要的情况下特别有用。一次性电池最常见的例子是碱性电池，广泛用于遥控器、手电筒和玩具等家居用品。碱性电池因其长久的保质期和能够随时间提供稳定电压而受到青睐。与可充电电池不同，一次性电池在耗尽后可以简单地丢弃，使其成为许多消费者的吸引选项。一次性电池的一个关键优势是其易用性。由于不需要任何特殊设备进行充电，用户只需将新电池插入设备即可继续使用，而无需中断。这一特点在紧急情况下尤其有益，因为拥有可靠的电源随时可用可能会带来巨大的不同。然而，在使用一次性电池时也有一些缺点需要考虑。例如，与可充电电池相比，它们的每次使用成本往往较高，尤其是对于消耗大量电力的设备。此外，一次性电池对环境的影响显著，因为它们会增加填埋场垃圾，并且可能含有有害化学物质，这些物质可能渗入土壤。尽管面临这些挑战，一次性电池的需求依然强劲。它们在设备使用不频繁或间歇性使用的应用中尤为流行，例如烟雾探测器、时钟和某些医疗设备。在这些情况下，能够简单地更换电池而不必担心充电的便利性是一个主要卖点。随着技术的不断发展，制造商也在努力提高一次性电池的性能和可持续性。诸如锂基化学的创新正在被探索，以增强能量密度并减少环境影响。这些进展可能会导致新一代的一次性电池，在提供更好性能的同时，最小化生态危害。总之，一次性电池仍然是现代生活的重要组成部分，为无数设备提供可靠和方便的电源。尽管存在一些缺点，但在易用性和可获取性方面，优势往往超过劣势。随着我们的前进，观察技术如何塑造一次性电池的未来以及它们是否能够适应日益关注生态的社会的需求，将是非常有趣的。