Audion: Elementary radio tube developed by Lee De Forest ( patented 1907). 三极检波管:由美国的德福雷斯特所发明(1907年获专利权)的一种基本的电子管。
The triode, invented by Lee De Forest in the early part of the last century, was the first electrical amplifier. 在上一世纪初期的早些时候发明,是第一个电气放大器。
Sound films became possible through the developments pioneered by Lee De Forest, who exhibited brief sound films to the public in1923. 福雷于1923年为公众放映了简短的有声片,由他引起的一系列发明使有声片最终成为现实。