by a switch

通过一个开关

频率: 6.15.2 每百万词

operated or controlled by means of a switch

通过开关来操作或控制

switchPREPOSITION + switch

分类:

by a

例句 (10)

by a switch = 通过一个开关 (通过开关来操作或控制)

  • The light operates by a timer switch.该灯通过定时开关操作。
  • The device is controlled by a switch on the side.该设备由侧面的开关控制。
  • This particular function is activated by a specific switch.这个特定功能由一个特定的开关激活。
  • The entire system can be reset by a simple switch.整个系统可以通过一个简单的开关重置。
  • Emergency power is supplied by a separate switch.应急电源由一个单独的开关提供。
  • The fan speed is adjusted by a three-position switch.风扇速度由一个三档开关调节。
  • You can turn on the alarm by a hidden switch.你可以通过一个隐藏的开关打开警报。
  • The mechanism is designed to engage by a toggle switch.该机制设计为通过一个拨动开关接合。
  • The safety feature is enabled by a key switch.安全功能由一个钥匙开关启用。
  • Power to the lights is managed by a dedicated switch.灯的电源由一个专用的开关管理。