strag·gle /ˈstrægəl/
  (vi.)迷路,落伍,蔓延散亂
  Strag·gle, n. The act of straggling. [R.]
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  Strag·gle v. i. [imp. & p. p. Straggled p. pr. & vb. n. Straggling ]
  1. To wander from the direct course or way; to rove; to stray; to wander from the line of march or desert the line of battle; as, when troops are on the march, the men should not straggle.
  2. To wander at large; to roam idly about; to ramble.
     The wolf spied out a straggling kid.   --L'Estrange.
  3. To escape or stretch beyond proper limits, as the branches of a plant; to spread widely apart; to shoot too far or widely in growth.
     Trim off the small, superfluous branches on each side of the hedge that straggle too far out.   --Mortimer.
  4. To be dispersed or separated; to occur at intervals. “Straggling pistol shots.”
     They came between Scylla and Charybdis and the straggling rocks.   --Sir W. Raleigh.
  straggle
       n : a wandering or disorderly grouping (of things or persons);
           "a straggle of outbuildings"; "a straggle of followers"
       v 1: wander from a direct or straight course [syn: sidetrack, depart,
             digress]
       2: go, come, or spread in a rambling or irregular way;
          "Branches straggling out quite far" [syn: sprawl]