割断【电】to cut off

• 把绳子切断

  cut the rope

• 切断敌军退路

  cut off the enemy's retreat

• 切断敌人的队伍

  cut off the enemy's troops

• 切断交通线

  disconnect communication lines

• 切断一切联系

  cut off all contact

• 切断电线

  sever the power cord

• 切断电话

  disconnect the telephone

• 切断电流

  shut off the current

• 紧急切断

  emergency shut-off

【冶】to shut off