ren·e·gade /ˈrɛnɪˌged/
 背教者,變節者,脫黨者(a.)背棄的,脫離的,叛徒的(vi.)背叛,背棄,脫離
 Ren·e·gade n.  One faithless to principle or party. Specifically: (a) An apostate from Christianity or from any form of religious faith.
    James justly regarded these renegades as the most serviceable tools that he could employ.   --Macaulay.
 (b) One who deserts from a military or naval post; a deserter. --Arbuthnot. (c) A common vagabond; a worthless or wicked fellow.
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 renegade
      adj : having deserted a cause or principle; "some provinces had
            proved recreant"; "renegade supporters of the usurper"
            [syn: recreant]
      n 1: someone who rebels and becomes an outlaw
      2: a disloyal person who betrays or deserts his cause or
         religion or political party or friend etc. [syn: deserter,
          apostate, turncoat, recreant, ratter]
      v : break with established customs [syn: rebel]