fuze /ˈfjuz/
  引信,導火管,保險絲
  Fuse, or Fuze, n.  Elec. A wire, bar, or strip of fusible metal inserted for safety in an electric circuit.  When the current increases beyond a certain safe strength, the metal melts, interrupting the circuit and thereby preventing possibility of damage.  It serves the same function as a circuit breaker.
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  Fuze n. A tube, filled with combustible matter, for exploding a shell, etc. See Fuse, n.
  Chemical fuze, a fuze in which substances separated until required for action are then brought into contact, and uniting chemically, produce explosion.
  Concussion fuze, a fuze ignited by the striking of the projectile.
  Electric fuze, a fuze which is ignited by heat or a spark produced by an electric current.
  Friction fuze, a fuze which is ignited by the heat evolved by friction.  See fuzee1.
  Percussion fuze, a fuze in which the ignition is produced by a blow on some fulminating compound.
  Time fuze, a fuze adapted, either by its length or by the character of its composition, to burn a certain time before producing an explosion.
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  fuze
       n : any igniter that is used to initiate the burning of a
           propellant [syn: fuse, fusee, fuzee, primer, priming]