| 单词 | Father of Radio |
| 释义 | Father of Radio (once / 1477414 pages) n WORD FAMILY Father of Radio n United States electrical engineer who in 1907 patented the first triode vacuum tube, which made it possible to detect and amplify radio waves (1873-1961) Syn|Exp De Forest, Lee De Forest electrical engineer a person trained in practical applications of the theory of electricity artificer, discoverer, inventorsomeone who is the first to think of or make something |
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