His "audion" became the foundation for radio, radar, television, computers, and the electronics age.

他的“三极管”成为基础电台，雷达，电视，计算机和电子时代。

youdao

His "audion" became the foundation for radio, radar, television, computers, and the electronics age.

他的“三极管”成为基础电台，雷达，电视，计算机和电子时代。

youdao