deactivates的音标：...

v.解除动员( deactivate的第三人称单数 )，使无效，复员，使不活动...

Pulling out the alarm switch activates alarm and pushing it deactivates it.闹钟的开和关是通过拔出和按入闹铃开关实现的.The HOLD switch deactivates the buttons on the cassette holder.HOLD开关可使卡带架上的钮键失效.Actuates an alarm when flow is inadequate,...