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

Prune \Prune\, v. t. [imp. & p. p. {Pruned}; p. pr. & vb. n.
   {Pruning}.] [OE. proine, probably fr. F. provigner to lay
   down vine stocks for propagation; hence, probably, the
   meaning, to cut away superfluous shoots. See {Provine}.]
   1. To lop or cut off the superfluous parts, branches, or
      shoots of; to clear of useless material; to shape or
      smooth by trimming; to trim: as, to prune trees; to prune
      an essay. --Thackeray.

            Taking into consideration how they [laws] are to be
            pruned and reformed.                  --Bacon.

            Our delightful task To prune these growing plants,
            and tend these flowers.               --Milton.

   2. To cut off or cut out, as useless parts.

            Horace will our superfluous branches prune.
                                                  --Waller.

   3. To preen; to prepare; to dress. --Spenser.

            His royal bird Prunes the immortal wing and cloys
            his beak.                             --Shak.

资料来源 : WordNet®

pruned
     adj : (of plants or trees) shaped by having superfluous branches
           or shoots trimmed back or cut off; "abundant fruit from
           properly pruned vines and fruit trees"