单词	undervoltage
释义	undervoltage adjective : devised so as to become operative when the voltage in a line drops below a definite value undervoltage relay Word History Etymology under entry 2 + voltage
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英语词典包含469781条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。