程控电话 chéng kòng diàn huà

DEFINITIONS

  1. automatic telephone exchange

CHARACTERS

程 chéng
HSK 4
journey, trip; schedule, agenda
控 kòng
HSK 5
accuse, charge; control
电 diàn
HSK 1
electricity; electric; lightning
话 huà
HSK 1
speech, talk, language; dialect