| 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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