switcher ['swɪtʃə]

例句:

• A depletion - mode MOSFET virtually eliminates power wasted in switcher's start - up circuitry.
  在开关上电电路中,耗尽型MOSFET实质上消除了能量损耗.
  
• Or you can plug it into an HDMI switcher box.
  来自WSJ
• Dock 3.0 - This is an app switcher that is always available.
  这是个随时可以调用的软件切换器.
  
• Switcher is the vehicle for performing two distinctly different functions.
  开关装置执行两种明显不同的功能.
  
• Any small switch will work, or you can skip it and have the switcher be always-on.
  来自ENGADGET