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  • word of the day

    de forest

    de forest - 365bet中国官方网站 definition and meaning for word de forest

    Definition
    (noun) 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)

  • Word used in video below:
    text: it the rain forest because it's a forest
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