re·deem·er /-ˈdimɚ/
  買回者,贖當者,贖身者,救世主
  Re·deem·er n.
  1. One who redeems.
  2. Specifically, the Savior of the world, Jesus Christ.
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  Redeemer
       n 1: a teacher and prophet born in Bethlehem and active in
            Nazareth; his life and sermons form the basis for
            Christianity (circa 4 BC - AD 29) [syn: Jesus, Jesus
            of Nazareth, the Nazarene, Jesus Christ, Christ,
            Savior, Saviour, Good Shepherd, Deliverer]
       2: someone who redeems or buys back (promissory notes or
          merchandise or commercial paper etc.)
  Redeemer
     Heb. goel; i.e., one charged with the duty of restoring the
     rights of another and avenging his wrongs (Lev. 25:48, 49; Num.
     5:8; Ruth 4:1; Job 19:25; Ps. 19:14; 78:35, etc.). This title is
     peculiarly applied to Christ. He redeems us from all evil by the
     payment of a ransom (q.v.). (See REDEMPTION.)