truncated
  說明一截尾式
  Trun·cate v. t. [imp. & p. p. Truncated p. pr. & vb. n. Truncating.]  To cut off; to lop; to maim.
  Trun·ca·ted a.
  1. Cut off; cut short; maimed.
  2. Min. Replaced, or cut off, by a plane, especially when equally inclined to the adjoining faces; as, a truncated edge.
  3. Zool. Lacking the apex; -- said of certain spiral shells in which the apex naturally drops off.
  Truncated cone or Truncated pyramid Geom., a cone or pyramid whose vertex is cut off by a plane, the plane being usually parallel to the base.
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  truncated
       adj 1: cut short in duration; "the abbreviated speech"; "a
              curtailed visit"; "her shortened life was clearly the
              result of smoking"; "an unsatisfactory truncated
              conversation" [syn: abbreviated, shortened]
       2: terminating abruptly by having or as if having an end or
          point cut off; "a truncate leaf"; "truncated volcanic
          mountains"; "a truncated pyramid" [syn: truncate]