ul·tra /ˈʌltrə/
  (a.)過度的,過激的,極端的過激論者,急進論者
  ultra
  超
  Ul·tra, n. One who advocates extreme measures; an ultraist; an extremist; a radical.
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  Ul·tra, a.  Going beyond others, or beyond due limit; extreme; fanatical; uncompromising; as, an ultra reformer; ultra measures.
  ultra
       adj : (used of opinions and actions) far beyond the norm;
             "extremist political views"; "radical opinions on
             education"; "an ultra conservative" [syn: extremist,
             radical]