cut-off equipment

例句：

1. 1.The power was cut off due to afaulty transformer.
   由于变压器故障，电力被切断了。
2. 2. He cut off thephone line to avoid disturbing her.
   他切断电话线以避免打扰她。
3. 3. The companydecided to cut off all communication with theunion.
   公司决定与工会断绝所有联系。