“Difficult Climbing”的概念、定义、翻译、参考文献-科学参考

单词	Difficult Climbing
释义	Difficult Climbing Encyclopedia 教育学攀岩运动释 Difficult Climbing难度攀岩以攀岩路线的难度来区分选手成绩优劣的攀岩运动形式。
随便看	Ukrainian music Ukrainians UK Schmidt Telescope UKST UK TV licence fee UKWAC U.K. Water Services Office UK Web Archiving Consortium U Kyin U UL Ulaanbaatar Ulaangom ulaan mochir Ulabun, traditional Manchu storytelling Ulam Ulam conjecture Ulam map Ulam mapping Ulam number Ulam problem Ulam sequence Ulam spiral Ulan Bator Ulanbh Desert Ulanbuh Desert

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