為您提供proficiency英英釋意。" />

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proficiency

英 [pr?'f??(?)ns?] 美[pr?'f???nsi]
  • n. 精通，熟練

英英釋意

1. the quality of having great facility and competence
2. skillfulness in the command of fundamentals deriving from practice and familiarity;
"practice greatly improves proficiency"