资料来源 : Webster's Revised Unabridged Dictionary (1913)

Junction \Junc"tion\, n. [L. junctio, fr. jungere, junctum, to
   join: cf. F. jonction. See {Join}.]
   1. The act of joining, or the state of being joined; union;
      combination; coalition; as, the junction of two armies or
      detachments; the junction of paths.

   2. The place or point of union, meeting, or junction;
      specifically, the place where two or more lines of railway
      meet or cross.

   {Junction plate} (Boilers), a covering or break-join plate
      riveted to and uniting the edges of sheets which make a
      butt joint.

   {Junction rails} (Railroads), the switch, or movable, rails,
      connecting one line of track with another.