英语词汇electret怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	electret
释义	electret/iˈlektrit/n. Physics a permanently polarized piece of dielectric material, analogous to a permanent magnet 【物理学】驻极体 [ELECTRICITY + MAGNET]
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