os·cil·la·tion /ˌɑsəˈleʃən/
  振動,動搖,變動,彷徨
  os·cil·la·tion /ˌɑsəˈleʃən/ 名詞
  振動,擺動,振盪
  oscillation
  振盪
  Os·cil·la·tion n.
  1. The act of oscillating; a swinging or moving backward and forward, like a pendulum; vibration.
  2. Fluctuation; variation; change back and forth.
     His mind oscillated, undoubtedly; but the extreme points of the oscillation were not very remote.   --Macaulay.
  Axis of oscillation, Center of oscillation. See under Axis, and Center.
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  oscillation
       n 1: the process of oscillating between states
       2: (physics) a regular periodic variation in value about a mean
          [syn: vibration]
       3: a single complete execution of a periodically repeated
          phenomenon; "a year constitutes a cycle of the seasons"
          [syn: cycle]