deactivates的例句（deactivates在句子中的用法）

• The HOLD switch deactivates the buttons on the cassette holder. HOLD开关可使卡带架上的钮键失效.
• 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.
• Actuates an alarm when flow is inadequate, deactivates alarm when sufficient flow is restored. 当流量不充分时, 启动警报器,当流量恢复充足流量时,则关闭警报器.