emergency battery

简明释义

备用电池

英英释义

例句

1.The emergency battery in my flashlight saved me during the power outage.

停电时，我手电筒里的应急电池救了我。

2.Always keep an emergency battery in your car for unforeseen circumstances.

在车里随时备一个应急电池以应对突发情况。

3.Make sure to check the charge level of your emergency battery before going on a long trip.

在长途旅行前，确保检查你的应急电池的电量。

4.The emergency battery is designed to provide power when the main source fails.

当主电源失效时，应急电池旨在提供电力。

5.During the storm, we relied on our emergency battery to keep our devices charged.

在暴风雨期间，我们依靠我们的应急电池保持设备充电。

作文

In today's fast-paced world, the reliance on electronic devices has become an integral part of our daily lives. From smartphones to laptops, these gadgets are essential for communication, work, and entertainment. However, one common issue that many users face is the sudden depletion of battery power. This is where the concept of an emergency battery (应急电池) comes into play. An emergency battery is a portable power source that can be used to charge devices when they run out of power unexpectedly. It serves as a lifesaver in situations where access to a conventional power outlet is limited or unavailable.The importance of having an emergency battery cannot be overstated. Imagine being on a long journey, whether for business or leisure, and your smartphone suddenly dies. This can be particularly problematic if you rely on your phone for navigation or communication. An emergency battery ensures that you can recharge your device quickly, allowing you to stay connected and informed.Moreover, during natural disasters or power outages, having an emergency battery can be crucial. In such situations, people often find themselves without electricity for extended periods. An emergency battery enables individuals to power essential devices such as flashlights, radios, and even medical equipment, which can be vital for safety and survival.When choosing an emergency battery, several factors should be considered. Capacity is one of the most important aspects; it is usually measured in milliampere-hours (mAh). A higher capacity means that the battery can hold more charge and can therefore recharge your devices multiple times before needing to be recharged itself. Additionally, the output power, often measured in watts, determines how quickly your devices will charge. Some emergency batteries come with multiple ports, allowing you to charge several devices simultaneously, which is particularly useful during group outings or family trips.Portability is another key feature of an emergency battery. Since it is designed for use on the go, it should be lightweight and compact, making it easy to carry in a backpack or purse. Many modern emergency batteries are designed with sleek aesthetics, ensuring that they not only function well but also look good.In conclusion, an emergency battery (应急电池) is an essential accessory for anyone who relies on electronic devices. Its ability to provide a quick and reliable power source in unexpected situations makes it invaluable. Whether you are traveling, experiencing a power outage, or simply want peace of mind during daily activities, investing in a high-quality emergency battery can significantly enhance your convenience and safety. As technology continues to evolve, so too do the capabilities of emergency batteries, making them more efficient and user-friendly than ever before.

在当今快节奏的世界中，依赖电子设备已成为我们日常生活中不可或缺的一部分。从智能手机到笔记本电脑，这些小工具对沟通、工作和娱乐至关重要。然而，许多用户面临的一个共同问题是电池电量的突然耗尽。这就是“应急电池”这一概念的重要性所在。“应急电池”是一种便携式电源，可用于在设备意外断电时充电。在无法使用传统电源插座的情况下，它可以作为救命稻草。拥有“应急电池”的重要性不容小觑。想象一下，在一次长途旅行中，无论是出差还是休闲，你的智能手机突然没电。如果你依赖手机进行导航或沟通，这可能会特别麻烦。“应急电池”确保你可以快速为设备充电，让你保持联系和获得信息。此外，在自然灾害或停电期间，拥有“应急电池”可能至关重要。在这种情况下，人们常常发现自己在没有电力的情况下度过很长一段时间。“应急电池”使人们能够为手电筒、收音机甚至医疗设备等重要设备供电，这对安全和生存至关重要。选择“应急电池”时，应考虑几个因素。容量是最重要的方面之一；通常以毫安时（mAh）为单位进行测量。更高的容量意味着电池可以储存更多电量，因此在需要重新充电之前，可以多次为设备充电。此外，输出功率（通常以瓦特为单位）决定了你的设备充电的速度。有些“应急电池”配有多个端口，使你能够同时为多个设备充电，这在团体出游或家庭旅行中尤其实用。便携性是“应急电池”的另一个关键特性。由于它是为随身携带而设计的，因此应该轻巧且紧凑，方便放入背包或手提包中。许多现代“应急电池”都具有时尚的外观，确保它们不仅功能良好，而且外观也很好。总之，“应急电池”是任何依赖电子设备的人的必备配件。它在意外情况下提供快速可靠的电源的能力使其变得无价。无论你是在旅行、经历停电，还是仅仅想在日常活动中获得安心，投资于高质量的“应急电池”都能显著提升你的便利性和安全性。随着技术的不断进步，“应急电池”的功能也在不断发展，使其比以往任何时候都更高效、更易于使用。