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单词 microphone
释义 microphone
 /muy"kreuh fohn'/,  n.  
 an instrument capable of transforming sound waves into changes in electric currents or voltage, used in recording or transmitting sound.
 [1875-80; MICRO-, in sense "enlarging" (extracted from MICROSCOPE) + -PHONE]
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更新时间:2024/9/22 14:37:08