基本解释

• [摄影]电动变焦距控制

英汉例句

权威例句

• The camera itself looks very similar to the P310 -- there's a nifty mode dial up top, along with a zoom toggle, control dial, power button, stereo mics and a pop-up flash.
  ENGADGET

专业释义

摄影

• 电动变焦距控制