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2 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 spectrophone
 光譜本底; 光譜測聲器

From: Webster's Revised Unabridged Dictionary (1913)

 Spec·tro·phone n.   An instrument constructed on the principle of the photophone and used in spectrum analysis as an adjunct to the spectroscope. -- Spec*tro*phon*ic a.
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