os·cil·late /ˈɑsəˌlet/
  (vi.)振動,彷徨,猶豫(vt.)使振動,使動搖
  os·cil·late /ˈɑsəˌlet/ 不及物動詞
  振盪,振動,擺動
  oscillate
  振盪
  Os·cil·late v. i. [imp. & p. p. Oscillated p. pr. & vb. n. Oscillating ]
  1. To move backward and forward; to vibrate like a pendulum; to swing; to sway.
  2. To vary or fluctuate between fixed limits; to act or move in a fickle or fluctuating manner; to change repeatedly, back and forth.
     The amount of superior families oscillates rather than changes, that is, it fluctuates within fixed limits.   --De Quincey.
  ◄ ►
  oscillate
       v 1: be undecided about something; waver between conflicting
            positions or courses of action; "He oscillates between
            accepting the new position and retirement" [syn: hover,
             vibrate, vacillate]
       2: move or swing from side to side regularly; "the needle on
          the meter was oscillating" [syn: vibrate]