“extreme sports”的概念、定义、翻译、参考文献-科学参考

单词	extreme sports
释义	extreme sports Encyclopedia 教育学极限运动释 extreme sports极限运动人们为追求身体和心理上的刺激，通过高水平的专项运动能力，最大限度地发挥自我身心潜能，在高度专业的运动环境下向自我挑战的一类难度较高的新兴体育项目。
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