名词
中文翻译：地磁仪
同义词：
['geomagnetometer', 'geomagnetic detector']
例句：
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1. The geophone was used to measure the Earth's magnetic field.
使用地磁仪测量地球的磁场。
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2.The geophone helped scientists to study the movement of the Earth's crust.
地磁仪帮助科学家研究地球地壳的运动。
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3.The geophone detected a sudden change in the Earth's magnetic field.
地磁仪探测到地球磁场的突然变化。