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单词 piezoelectricity
释义

piezoelectricity

/paɪˈiːzəʊˌɪlekˈtrɪsətɪ/
noun
mass noun
electric polarization in a substance (especially certain crystals) resulting from the application of mechanical stress
压电(现象)。
Piezoelectric substances are able to convert mechanical signals (such as sound waves) into electrical signals, and vice versa. They are therefore widely used in microphones, gramophone pickups, and earphones, and also to generate a spark for lighting gas.
派生词

piezoelectric

adjective

piezoelectrically

adverb
词源
late 19th cent.: from Greek piezein 'press, squeeze' + ELECTRICITY.
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更新时间:2025/3/30 9:59:44