名词
中文翻译：磁环
同义词：
['torus', 'torus例句：1. The toroid is a type of magnetic material that has a round shape.（环形磁铁是一种具有圆形形状的磁性材料。）2. The toroid was used in the construction of many electrical devices.（环形磁铁在许多电气设备的构造中被使用。）']
例句：
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1. The toroid is a type of magnetic material that has a round shape.
环形磁铁是一种具有圆形形状的磁性材料。
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2. The toroid was used in the construction of many electrical devices.
环形磁铁在许多电气设备的构造中被使用。
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3.The toroid is often used as a component in transformers and generators.
环形磁铁经常作为变压器和发电机的组件。