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单词
power pack
释义
power pack
n.
(名词)
A usually compact, portable device that converts supply current to direct or alternating current as required by specific equipment.
电源组,动力单元:通常能折叠手提的装置,能按照具体设备的要求将供给的电流转化为直流电或交流电
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underrate
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under secretary
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更新时间:2025/8/12 7:54:37