DICT.TW Dictionary Taiwan

 keenness
 鋒利;激烈;敏銳;熱心

 Keen·ness, n. The quality or state of being keen.
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 keenness
      n 1: a quick and penetrating intelligence; "he argued with great
           acuteness"; "I admired the keenness of his mind" [syn: acuteness,
            acuity, sharpness]
      2: a positive feeling of wanting to push ahead with something
         [syn: eagerness, avidity, avidness]
      3: thinness of edge or fineness of point [syn: sharpness]
         [ant: dullness]