switch·board 
(swĭchbôrd′)
(swĭchbôrd′)n.
1. One or more panels accommodating control switches, indicators, and other apparatus for operating electric circuits.
2. See telephone exchange.
| 单词 | switchboard |
| 释义 | switch·board (swĭchbôrd′)n. 1. One or more panels accommodating control switches, indicators, and other apparatus for operating electric circuits. 2. See telephone exchange. |
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