名詞 quickness:

1. skillful performance or ability without difficulty
   同義詞：adeptness, adroitness, deftness, facility
2. intelligence as revealed by an ability to give correct responses without delay
   同義詞：mental quickness, quick-wittedness
3. a rate that is rapid
   同義詞：celerity, rapidity, rapidness, speediness

1. Quickness in learning and understanding; intelligence.
   聰慧在學習及理解上的敏銳; 才智
2. Characterized by quickness, lightness, and ease of movement; nimble.
   敏捷的，靈活的具有迅速、輕巧和易動特點的; 靈活的