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| Chinese | English |
| 先通后断切换 | gap switching |
| 先通后断开关 | gapping switch |
| 电流通-断信令 | wet-dry signaling |
| 通信中断 | communication outage |
| 通信中断率亠 | communication interruption rate |
| 通断 | make-and-break |
| 通/断电源开关上的标记，现多用 I/O 取代 | ON/OFF |
| 电源通/断电源开关上的标记，取代 on/off | in/off |
| 通-断工作方式 | on-off operation mode |
| 通断比 | break-make ratio |