- междугородный коммутатор
- 1) Engineering: tool board, trunk-line board2) Law: inter-city switchboard3) Telecommunications: toll-trunk switchboard, trunk switchboard4) Electronics: LD board, long-distance board, toll board, toll trunk switchboard5) Telephony: long-distance switchboard, trunk switch6) Electrical engineering: (телефонный) trunk-line board
Универсальный русско-английский словарь. Академик.ру. 2011.