magnets
简明释义
n. 磁性，[电磁]磁体（magnet 的复数形式）；[材]磁铁
英英释义
单词用法
永久磁铁 | |
超导磁体；超导磁铁 |
同义词
| 吸引物 | 冰箱上的磁铁对孩子们来说是很好的吸引物。 | ||
| 诱饵 | 嘉年华的诱饵吸引了大量人群。 | ||
| 极（指磁极） | The north and south poles of the magnet are essential for its function. | 磁铁的南北极对其功能至关重要。 |
反义词
| 排斥物 | 这些排斥物使昆虫远离。 | ||
| 绝缘体 | 绝缘体用于防止电流流动。 |
例句
1.The magnets have yet to be fixed, although physicists think they know how to do it.
尽管物理学家知道怎么做，但磁铁还有待修复。
2.Change the filters on your air-conditioning vents. These filters are dust and pollen "magnets".
更换空调通风口的过滤器。这些过滤器是灰尘和花粉的“吸铁石”。
3.Generators (roughly speaking) consist of magnets moving relative to coils.
大致来水，发电机就是由相对运动的磁铁和线圈构成的。
4.Other types of magnets could be used in turbines, and rare earth metals could be recycled.
其他种类的磁铁可以用在涡轮机上，稀土金属可以循环使用。
5.They are used in magnets and semiconductors and a host of other technologies.
这些稀土材料可应用于磁铁和半导体的生产，并被应用于一系列其他技术中。
6.Cryogenic system cools the magnets to the temperature 516f.
低温系统需要把磁体冷却到516f的温度。
7.Wood says dirty clothes are magnets for moths.
Wood说，脏衣服是滋生蛀虫的温床。
8.One-half of each solenoid loop was replaced with an aluminum card into which tiny vicalloy bar magnets were embedded.
每个螺线管回路的一半都换成了铝卡，其中嵌入了细小的维卡合金棒形磁铁。
9.Refrigerator magnets are a great way to display your favorite photos.
冰箱磁铁是展示你最喜欢的照片的好方法。
10.The science project involved creating magnets using iron filings.
这个科学项目涉及使用铁屑制作磁铁。
11.He used strong magnets to hold the metal pieces together while welding.
他用强力磁铁在焊接时将金属件固定在一起。
12.The magnets on the whiteboard help keep important notes visible.
白板上的磁铁帮助保持重要笔记可见。
13.She bought some decorative magnets from her trip to Paris.
她在巴黎旅行时买了一些装饰性的磁铁。
作文
Magnets are fascinating objects that have the ability to attract certain materials, particularly those made of iron, nickel, and cobalt. The concept of magnets (磁铁) has intrigued scientists and laypeople alike for centuries. They play a crucial role in our daily lives, from the simple refrigerator door that closes securely to the complex machinery used in various industries. Understanding how magnets (磁铁) work can open up a world of possibilities in technology and science.The fundamental principle behind magnets (磁铁) is magnetism, which is a force that arises from the motion of electric charges. Every magnet (磁铁) has two poles: a north pole and a south pole. When two magnets (磁铁) are brought close together, opposite poles attract each other while like poles repel. This interaction is not just a simple curiosity; it is the basis for many applications, including electric motors, generators, and magnetic levitation.One of the most common uses of magnets (磁铁) is in the field of electronics. For instance, hard drives in computers use magnets (磁铁) to store data. The information is encoded on magnetic disks, where the orientation of the magnet (磁铁) particles represents binary data. This technology has revolutionized how we store and access information, making it possible to carry vast amounts of data in small devices.In addition to electronics, magnets (磁铁) are also essential in medical technology. Magnetic Resonance Imaging (MRI) machines utilize powerful magnets (磁铁) to create detailed images of the inside of the human body. The strong magnetic fields cause hydrogen atoms in the body to align. When these atoms return to their original state, they emit signals that are captured and transformed into images. This non-invasive imaging technique has become invaluable in diagnosing and treating various medical conditions.Moreover, magnets (磁铁) are widely used in transportation. For example, maglev trains use magnetic levitation to float above the tracks, significantly reducing friction and allowing for much higher speeds than traditional trains. This innovative use of magnets (磁铁) showcases how they can transform transportation, making it faster and more efficient.The study of magnets (磁铁) also extends to the natural world. Earth itself acts like a giant magnet (磁铁), with its magnetic field protecting us from harmful solar radiation. This magnetic field is generated by the movement of molten iron in the Earth's outer core. Understanding the Earth's magnet (磁铁) field is crucial for navigation, as compasses rely on it to point north.In conclusion, magnets (磁铁) are not just simple toys or objects of curiosity; they are integral to modern technology and our understanding of the universe. From everyday appliances to advanced medical equipment and innovative transportation systems, the applications of magnets (磁铁) are vast and varied. By studying magnets (磁铁), we can continue to unlock new technologies and improve our quality of life. As we move forward, the role of magnets (磁铁) in science and technology will undoubtedly expand, leading to even more groundbreaking discoveries.
磁铁是引人入胜的物体，能够吸引某些材料，特别是由铁、镍和钴制成的材料。磁铁的概念（磁铁）几个世纪以来一直吸引着科学家和普通人。它们在我们的日常生活中发挥着至关重要的作用，从简单的冰箱门到各行各业使用的复杂机械。理解磁铁（磁铁）如何工作可以打开科技和科学的可能性。磁铁（磁铁）背后的基本原理是磁性，这是一种来自电荷运动的力。每个磁铁（磁铁）都有两个极：北极和南极。当两个磁铁（磁铁）靠近时，异极相互吸引，而同极则相互排斥。这种相互作用不仅仅是一个简单的好奇心；它是许多应用的基础，包括电动机、发电机和磁悬浮。磁铁（磁铁）最常见的用途之一是在电子领域。例如，计算机中的硬盘驱动器使用磁铁（磁铁）来存储数据。信息被编码在磁盘上，其中磁铁（磁铁）颗粒的取向表示二进制数据。这项技术彻底改变了我们存储和访问信息的方式，使得在小型设备中携带大量数据成为可能。除了电子产品，磁铁（磁铁）在医疗技术中也至关重要。磁共振成像（MRI）机器利用强大的磁铁（磁铁）生成人体内部的详细图像。强磁场使体内的氢原子排列。当这些原子返回到其原始状态时，它们会发出信号，这些信号被捕获并转化为图像。这种非侵入性成像技术在诊断和治疗各种医疗条件方面变得不可或缺。此外，磁铁（磁铁）在交通运输中被广泛使用。例如，磁悬浮列车利用磁悬浮在轨道上方漂浮，显著减少摩擦，从而允许比传统列车更高的速度。这种创新的磁铁（磁铁）使用展示了它们如何改变交通运输，使其更快、更高效。对磁铁（磁铁）的研究还扩展到自然界。地球本身就像一个巨大的磁铁（磁铁），其磁场保护我们免受有害的太阳辐射。这个磁场是由地球外核中熔融铁的运动产生的。理解地球的磁铁（磁铁）场对于导航至关重要，因为指南针依赖于它指向北方。总之，磁铁（磁铁）不仅仅是简单的玩具或好奇的物体；它们是现代技术和我们对宇宙理解的不可或缺的一部分。从日常电器到先进的医疗设备和创新的运输系统，磁铁（磁铁）的应用广泛而多样。通过研究磁铁（磁铁），我们可以继续解锁新技术，提高我们的生活质量。随着我们向前发展，磁铁（磁铁）在科学和技术中的作用无疑会扩大，导致更多突破性发现。
