re·touch /(ˌ)riˈtʌʧ/
  (vt.)(vi.)潤飾,修正潤飾,修正,修正部分
  Re·touch v. t.
  1. To touch again, or rework, in order to improve; to revise; as, to retouch a picture or an essay.
  2. Photog. To correct or change, as a negative, by handwork.
  Re·touch, n. Fine Arts A partial reworking,as of a painting, a sculptor's clay model, or the like.
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  retouch
       v 1: give retouches to (hair); "retouch the roots"
       2: alter so as to produce a more desirable appearance; "This
          photograph has been retouched!" [syn: touch up]