ward·er /ˈwɔrdɚ/
 看守,守衛,看門人
 Ward·er n.
 1. One who wards or keeps; a keeper; a guard.  “The warders of the gate.”
 2. A truncheon or staff carried by a king or a commander in chief, and used in signaling his will.
 When, lo! the king suddenly changed his mind,
 Casts down his warder to arrest them there.   --Daniel.
 Wafting his warder thrice about his head,
 He cast it up with his auspicious hand,
 Which was the signal, through the English spread,
 This they should charge.   --Drayton.
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 warder
      n : the chief official in charge of a prison [syn: warden]