reenforcement
  援助;增強
  Re·en·force·ment n.
  1. The act of reenforcing, or the state of being reenforced.
  2. That which reenforces; additional force; especially, additional troops or force to augment the strength of any army, or ships to strengthen a navy or fleet.
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  reenforcement
       n 1: information that makes more forcible or convincing; "his
            gestures provided eloquent reinforcement for his
            complaints" [syn: reinforcement]
       2: a military operation (often involving new supplies of men
          and materiel) to strengthen a military force or aid in the
          performance of its mission; "they called for artillery
          support" [syn: support, reinforcement]