名词
中文翻译：磁线圈
同义词：
['magnet core', 'magnetic coil例句：1. The magnet coil is used to attract metal objects.（磁线圈用于吸引金属物体。）']
例句：
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1. The magnet coil is used to attract metal objects.
磁线圈用于吸引金属物体。
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2.The magnet coil was the key to unlocking the door.
磁线圈是打开门的关键。
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3. The magnet coil is a crucial component in many electrical devices.
磁线圈是许多电气设备中的关键部件。