他的“三极管”成为基础电台，雷达，电视，计算机和电子时代。

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

youdao

他的“三极管”成为基础电台，雷达，电视，计算机和电子时代。

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

youdao