Dictaphone
n.
trademarked by the Columbia Graphophone Company in 1907; from dictation + -phone. A separate company from 1923.
词汇 | Dictaphone |
词根词缀 | Online Etymology Dictionary Dictaphone n. trademarked by the Columbia Graphophone Company in 1907; from dictation + -phone. A separate company from 1923. |
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