A highly evacuated electron tube containing an anode, a cathode, and a control grid.
三极管带有阳极、阴极和控制栅极的高真空的电子管
The body or plate to which the electrons are attracted is called the anode.
电子被吸引到其上面去的物体或薄板称为阳极。
An electron tube having a cathode and an anode.
电子二极管有一个阳极和一个阴极的电子管
