tau·to·log·i·cal /ˌtɔtḷˈɑʤɪkəl/
  (a.)重複[同義字] 的
  Tau·to·log·ic·al a.  Involving tautology; having the same signification; as, tautological expression. -- Tau*to*log*ic*al*ly, adv.
  Tautological echo, an echo that repeats the same sound or syllable many times.
  ◄ ►
  tautological
       adj : repetition of same sense in different words; "`a true fact'
             and `a free gift' are pleonastic expressions"; "the
             phrase `a beginner who has just started' is
             tautological"; "at the risk of being redundant I return
             to my original proposition"- J.B.Conant [syn: pleonastic,
              redundant, tautologic]