| 单词 | switch-room |
| 释义 | > as lemmasswitch-room switch-room n. a room containing the switches of an electrical system (telegraph, telephone, etc.). ΘΚΠ society > communication > telecommunication > telegraphy or telephony > [noun] > switch room switch-room1885 1885 List of Subscribers Exchange Syst. (United Telephone Co.) (ed. 6) 8 Each subscriber is furnished with a set of instruments..which is connected with a wire communicating with the Exchange or Switch Room nearest his address. 1901 Westm. Gaz. 7 Dec. 7/3 The switch-room system is making its debut in London. This is known as the central battery system. < as lemmas |
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