名词
中文翻译：负电势
同义词：
['negative voltage', 'negative charge']
例句：
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1.The electric field has a negative potential at the center of the battery.
电池中心的电场具有负电势。
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2.The electrons in the atom have a negative potential energy.
原子中的电子具有负的能量势能。
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3.The negative potential difference between the two plates is what causes the current to flow.
两极板之间的负电势差是导致电流流动的原因。