oscillates

例句:

• Amplifier self - oscillates at a frequency depending on the velocity of the fluid.
  放大器自激振荡的频率就取决于流体的速度.
  
• His mood oscillates between euphoria and depression.
  他的心情在幸福感与沮丧的两极端间游移((一下心花怒放,一下又变得愁眉苦脸)).
  
• The pointer oscillates for some time before setting down to a steady deflection.
  指针会振荡一段时间然后才静止到一个稳定的偏转角.
  
• The Big Society oscillates between relaunch and silent embarrassment.
  来自THETIMES
• Shorty oscillates between trombone and trumpet solos, with the latter unsurprisingly cutting through with greater agility.
  来自BBC