tetrode

/te-trohd/US // ˈtɛ troʊd //UK // (ˈtɛtrəʊd) //

四角形,四角形的,四角形的人,第四电极

Definitions

n.名词 noun

1
Electronics.
- : a vacuum tube containing four electrodes, usually a plate, two grids, and a cathode.