| 单词 | Edison, Thomas Alva (1847–1931) |
| 释义 | Edison, Thomas Alva (1847–1931) Inventor of such devices as the phonograph, electric light bulb, carbon microphone, and electric chair. Not only was much of his early work was in telegraphy, but the full-duplex quadraplex telegraph was among his early financial successes. Always fascinated with telegraphy, he even nicknamed his first two children “Dot” and “Dash.” Edison was known popularly as the “Wizard of Menlo Park.” See also dash, dot, and telegraph. |
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