郊こう外がい電でん車しゃこうがいでんしゃMeanings1nounsuburban trainRefers to a train that runs between a city center and its suburbs, often part of a commuter rail network.郊こう外がい電でん車しゃで都と心しんまで通つう勤きんしている。I commute to the city center by suburban train.