switching off

• I remember switching off the lights before we left the room
  我记得我们离开房间之前把灯关上了。
• Switching off lights when not needed
  无须照明时应把电灯关掉
• Please switch off your mobile phone during the show
  避免干扰他人，影片放映期间，请关掉手提电话。
• ' here at 10 : 30 . do not switch off . '
  这边是十点半,可别关机了
• When the timer is switched off , it resets ; there is no way to pause a
  计时器在关闭时重置；不存在暂停
• Take off your headsets and switch off
  把耳机拿下。关掉。
• Switches off the traction control
  关闭牵引力控制系统。
• Switch off internal - combustion engines or stoves before adding fuel
  为火水炉添加火水之前，记得要熄炉。
• Switch off the current , will you
  请你关上电门，好吗? ”
• We switch off the life support machines after a couple of hours
  我们就会在几个小时后将生命维持系统关掉