zhěng​liú​qì

rectifier

整流器 zhěng​liú​qì
rectifier
A device that converts alternating current (AC) to direct current (DC) by allowing electricity to flow in only one direction.
commutator
A mechanical device used in electrical generators and motors to reverse the direction of current between the rotor and the external circuit

Frequency

Movie subtitles
0.090 per million appears in 0% of films
Written text
0.149 per million

Sources