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

Sharp \Sharp\, v. t. [imp. & p. p. {Sharped}; p. pr. & vb. n.
   {Sharping}.]
   1. To sharpen. [Obs.] --Spenser.

   2. (Mus.) To raise above the proper pitch; to elevate the
      tone of; especially, to raise a half step, or semitone,
      above the natural tone.