名词
中文翻译：交流电
同义词：
['alternating voltage', 'alternating current (AC)', 'alternating current (AC)']
例句：
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1. Thepower grid is designed to distribute alternating current.
电力网设计用来分配交流电。
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2.In a transformer, alternating current is converted into direct current.
在变压器中，交流电被转换成直流电。
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3. Alternating current is commonly used in electronics for power transmission and distribution.
交流电在电子学中常用于电力传输和分配。