re·ces·sion /rɪˈsɛʃən/
  後退,凹入的地方,不景氣,歸還
  re·ces·sion /rɪˈsɛʃən/ 名詞
  退縮,凹處
  Re·ces·sion n.
  1. The act of receding or withdrawing, as from a place, a claim, or a demand.
     Mercy may rejoice upon the recessions of justice.   --Jer. Taylor.
  Re·ces·sion, n.  The act of ceding back; restoration; repeated cession; as, the recession of conquered territory to its former sovereign.
  ◄ ►
  recession
       n 1: the state of the economy declines; a widespread decline in
            the GDP and employment and trade lasting from six months
            to a year
       2: a small concavity [syn: recess, niche, corner]
       3: the withdrawal of the clergy and choir from the chancel to
          the vestry at the end of a church service [syn: recessional]
       4: the act of ceding back [syn: ceding back]
       5: the act of becoming more distant [syn: receding]