The lack of practice and skills are the main causes of the problems.

缺乏输出机会和技能训练是主要原因。

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It appears that the doctors were more interested in an opportunity to practice their skills and in their fee than in helping the patient.

医生们更感兴趣的似乎是有机会练习他们的技能和他们的费用，而不是帮助病人。

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This intuition is not arbitrary or irrational, but is based on years of painstaking practice and hands-on experience that build skills.

这种直觉不是武断的或非理性的，而是建立在多年艰苦的实践和建立技能的实际经验的基础上的。

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Every entrepreneur and business leader should develop and practice their negotiating skills and style until they are second nature.

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It demands hands-on help and repeated practice and feedback, direct and individualized interventions to make possible the development and practice of new skills.

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Games motivate both young and old to find creative solutions, practice new skills, and keep their brains active.

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